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StarTech U2M2E125 M.2 to U.2 Adapter - for 1 x M.2 NVMe SSD - U.2 (SFF-8639) Host Interface - SSD M.2 - NVME M.2 SSD - M.2 PCIe SSD - M.2 Drive
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StarTech U2M2E125 M.2 to U.2 Adapter - for 1 x M.2 NVMe SSD - U.2 (SFF-8639) Host Interface - SSD M.2 - NVME M.2 SSD - M.2 PCIe SSD - M.2 Drive
  • Color: Red
  • Specifications: Drive Connectors: 1 - M.2 (NGFF, M-Key, PCIe x4) Host Connectors: 1 - U.2 (SFF-8639, x4 PCIe, NVMe) Product Height: 0.3 in [7 mm] Product Length: 3.9 in [100 mm] Product Weight: 1.3 oz [36 g] Product Width: 2.8 in [70 mm]
  • Model #: U2M2E125
ICY DOCK 4 x 2.5" HDD / SSD Bracket Mount Kit Adapter for 5.25” Drive Bay - FLEX-FIT Quattro MB344SP
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ICY DOCK 4 x 2.5" HDD / SSD Bracket Mount Kit Adapter for 5.25” Drive Bay - FLEX-FIT Quattro MB344SP
  • Color: Black
  • Conversion Tray: 1 x 5.25" Drive to 4 x 2.5" Bay
  • Mobile Rack Drives Support: Multi 2.5" Drives to 5.25" Bay
  • Protection Case: Multiple Drives
  • Model #: MB344SP
OWC Envoy Pro USB3.0 Portable SSD Enclosure for 2012 MacBook Pro with Retina Display
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  • $59.99 
  • Free Shipping
StarTech BRACKET Metal 3.5" to 5.25" Drive Adapter Bracket
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StarTech BRACKET Metal 3.5" to 5.25" Drive Adapter Bracket
  • Color: Black
  • Conversion Tray: 1 x 3.5" Drive to 5.25" Bay
  • Model #: BRACKET
Athena Power BP-15287SAC an 1 x 5.25" External Drive Bay to 8 x 2.5" SSD / HDD Hot-Swap SAS / SATA Backplane Module - Transfer Rate Up to 6 Gbps SAS (I, II) / SATA (I, II, III) - OEM
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Athena Power BP-15287SAC an 1 x 5.25" External Drive Bay to 8 x 2.5" SSD / HDD Hot-Swap SAS / SATA Backplane Module - Transfer Rate Up to 6 Gbps SAS (I, II) / SATA (I, II, III) - OEM

Limited time offer, ends 05/20

  • Color: Black
  • Mobile Rack Drives Support: 8 x 2.5" Drives to 5.25" Bay
  • Mobile Rack Interface: SATA I/II/III/SAS
  • Protection Case: Multiple Drives
  • Model #: BP-15287SAC
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  • $69.00 
  • Free Shipping
ICY DOCK MB508SP-B Rugged Full Metal 8 Bay 2.5" SAS/SATA SSD/HDD Backplane Cage for 2x External 5.25" Bay
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ICY DOCK MB508SP-B Rugged Full Metal 8 Bay 2.5" SAS/SATA SSD/HDD Backplane Cage for 2x External 5.25" Bay
  • Color: Black
  • Conversion Tray: 2 x 5.25" Drive to 8 x 2.5" Bay
  • Mobile Rack Drives Support: 8 x 2.5" Drives to 2 x 5.25" Bay
  • Mobile Rack Interface: SATA I/II/III/SAS
  • Model #: MB508SP-B
  • $237.72 - $250.02
ICY DOCK ToughArmor MB720M2K-B Full Metal 4 Bay M.2 NVMe SSD Mobile Rack for External 5.25" Drive Bay
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ICY DOCK ToughArmor MB720M2K-B Full Metal 4 Bay M.2 NVMe SSD Mobile Rack for External 5.25" Drive Bay
  • Color: Black
  • Conversion Tray: 4 x 2.5" Drive to 5.25" Bay
  • Mobile Rack Drives Support: 4 x M.2 NVMe SSD to 5.25" Bay
  • Mobile Rack Interface: 4 x miniSAS HD (SFF-8643)
  • Model #: MB720M2K-B
Micro Connectors L02-35252 Dual 2.5" Metal SSD/HDD Mounting Kit for two 2.5" SSD/HDD to 3.5" drive bay
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Micro Connectors L02-35252 Dual 2.5" Metal SSD/HDD Mounting Kit for two 2.5" SSD/HDD to 3.5" drive bay
  • Color: Black
  • Conversion Tray: 2 x 2.5" Drive to 3.5" Bay
  • Compatible Products: 2.5"
  • Specifications: Material: Metal Size: 101mm x 115mm x 23.5mm
  • Model #: L02-35252
  •  
  • $6.24 
  • $7.99 Shipping
ICY DOCK MB343SPO FLEX-FIT Duo MB343SPO 5.25" Ext. Bay to 3.5" HDD / Device Bay + Ultra Slim ODD Bay Mounting Kit Bracket
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ICY DOCK MB343SPO FLEX-FIT Duo MB343SPO 5.25" Ext. Bay to 3.5" HDD / Device Bay + Ultra Slim ODD Bay Mounting Kit Bracket
  • Color: Black
  • Conversion Tray: 1 x 5.25" Drive to 3.5" Bay
  • Mobile Rack Drives Support: 1 x 3.5" Drives to 5.25" Bay
  • Mobile Rack Interface: SATA I/II/III
  • Model #: MB343SPO
ICY DOCK ExpressCage MB742SP-B 2 x 2.5" SAS/SATA HDD/SSD Mobile Rack for External 3.5" Bay - Comparable to Tray-less Design
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ICY DOCK ExpressCage MB742SP-B 2 x 2.5" SAS/SATA HDD/SSD Mobile Rack for External 3.5" Bay - Comparable to Tray-less Design
  • Color: Black
  • Conversion Tray: 2 x 2.5" Drive to 3.5" Bay
  • Mobile Rack Drives Support: 2 x 2.5" Drives to 3.5" Bay
  • Mobile Rack Interface: SATA I/II/III/SAS
  • Model #: MB742SPB
Icy DocK MB991SK-B | 2.5" SATA HDD & SSD Mobile Rack for External 3.5" Drive Bay | ToughArmor
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Icy DocK MB991SK-B | 2.5" SATA HDD & SSD Mobile Rack for External 3.5" Drive Bay | ToughArmor
  • Color: Black
  • Conversion Tray: 1 x 2.5" Drive to 3.5" Bay
  • Mobile Rack Drives Support: 1 x 2.5" Drive to 3.5" Bay
  • Mobile Rack Interface: SATA I/II/III
  • Model #: MB991SK-B
SUPERMICRO MCP-220-00043-0N Hard Drive Tray
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SUPERMICRO MCP-220-00043-0N Hard Drive Tray
  • Conversion Tray: 1 x 2.5" Drive to 3.5" Bay
  • Specifications: Case Style: Removable Storage Module Bays: 1 x 2.5"Internal Drive Support: 1 Form Factor: Internal
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: MCP-220-00043-0N
GLOTRENDS Hard Drive Storage Box for Hard Drive Desktop Orgnizer, Space for 8x3.5" and 6x2.5" hard drive
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  • $59.99
  •  
  • $36.99 
  • Save: 38%
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  • $32.99 - $36.99
Athena Power BP-15629SAC an 1 x 5.25" External Drive Bay to 6 x 2.5" SSD / HDD Hot-Swap SAS / SATA Backplane Module - Transfer Rate Up to 6 Gbps SAS (I, II) / SATA (I, II, III) - OEM
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Athena Power BP-15629SAC an 1 x 5.25" External Drive Bay to 6 x 2.5" SSD / HDD Hot-Swap SAS / SATA Backplane Module - Transfer Rate Up to 6 Gbps SAS (I, II) / SATA (I, II, III) - OEM
  • Color: Black
  • Mobile Rack Drives Support: 6 x 2.5" Drives to 3.5" Bay
  • Mobile Rack Interface: SATA I/II/III/SAS
  • Protection Case: Multiple Drives
  • Model #: BP-15629SAC
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  • $103.49 
  • Free Shipping
SilverStone SST-SDP08 3.5" to 2x 2.5" Bay Converter (Nickel-coated)
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SilverStone SST-SDP08 3.5" to 2x 2.5" Bay Converter (Nickel-coated)
  • Color: Silver
  • Conversion Tray: 2 x 2.5" Drive to 3.5" Bay
  • Specifications: Color : Nickel-coated Material : 1.0 mm SPCC with Nickel Plated Application : 3.5" drive internal bay Capacity : 2 x 2.5" hard drives
  • Model #: SDP08
  • $17.99
  •  
  • $13.99 
  • Save: 22%
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ICY DOCK ToughArmor MB601M2K-1B M.2 PCIe NVMe SSD Mobile Rack for External 3.5" Drive Bay
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ICY DOCK ToughArmor MB601M2K-1B M.2 PCIe NVMe SSD Mobile Rack for External 3.5" Drive Bay
  • Color: Black
  • Part Number: MB601M2K-1B
  • Mobile Rack Drives Support: 1 x 2.5" Drive to 3.5" Bay
  • Mobile Rack Interface: Host Interface: 1 x U.2 Connector (SFF-8639) Drive Type: 1 x M / B + M key M.2 PCIe NVMe SSD 2230/2242/2260/2280/22110
  • Model #: MB601M2K-1B
C2G USB C To USB A SuperSpeed USB 5Gbps Adapter Converter - Female to Male
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western digital wd15evds 1.5 tb av hard drive
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  •  
  • $59.95 
  • Free Shipping
Dell  Optiplex 7000 7071 7080 7090 Desktop 3.5" Hard Drive Caddy PXWYJ
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  •  
  • $13.00 
  • Free Shipping
Intel SSDSCKJB150G7 DC S3520 150Gb M.2 SATA 6Gbps Solid State Drive
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  • $149.00 
  • $15.00 Shipping
Systor 1:1 SATA Hard Drive Duplicator & Sanitizer - 5.4GB/Min - Copy & Erase 2.5 SDD Solid State & 3.5 HDD Disks (SYS101HS-DP) - 90MB/Sec, Dual Port Hot Swap
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Systor 1:1 SATA Hard Drive Duplicator & Sanitizer - 5.4GB/Min - Copy & Erase 2.5 SDD Solid State & 3.5 HDD Disks (SYS101HS-DP) - 90MB/Sec, Dual Port Hot Swap
  • Type: Hard Drive Duplicator
  • Data Transfer Rate: 5.4GB/min (90MB/sec)
  • Language Support: English / Spanish / French / Japanese
  • Display: LCD Screen
  • Model #: SYS101HS-DP
  •  
  • $275.00 
SilverStone TS08 9.5mm Height 2.5" SATA HDD/SSD Caddy for Laptop / 2.5" SSD/HDD Conversion Tray (White)
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SilverStone TS08 9.5mm Height 2.5" SATA HDD/SSD Caddy for Laptop / 2.5" SSD/HDD Conversion Tray (White)

Limited time offer, ends 05/16

  • Conversion Tray: Notebook Caddy
  • Specifications: Color: White Cooling system: 22Pin SATA HDD size support: 9.5mm 2.5" SSD or HDD Tray Material: Plastic Tray Interface: 13Pin Slimline SATA LED indicator: Blue light LED indicate drive read/write access Net Weight: 27g Dimension: 128mm(W)x10mm(H)x131mm(D) Support Laptop: PC Laptop with 9.5mm ODD bay or Macbook Pro
  • Model #: TS08
ICY DOCK MB290SP-B DUAL EZ-Fit Lite 2 x 2.5" to 3.5" Drive Bay SATA/IDE SSD/HDD Mounting Kit / Bracket / Adapter
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ICY DOCK MB290SP-B DUAL EZ-Fit Lite 2 x 2.5" to 3.5" Drive Bay SATA/IDE SSD/HDD Mounting Kit / Bracket / Adapter
  • Color: Black
  • Conversion Tray: 2 x 2.5" Drive to 3.5" Bay
  • Specifications: Support Drive Height: 7mm - 9.5mm 5.30" x 4.17" x 1.00" 0.13 lb.
  • Package Contents: Device x 1, User Manual x 1, Screw x 4
  • Model #: MB290SP-B DUAL
Slinger HD-2 Portable Hard Drive Case
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  • $21.30 
  • Free Shipping
Nippon Labs HDB-5250 3.5" HDD Plastic Bracket Black Color
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Nippon Labs HDB-5250 3.5" HDD Plastic Bracket Black Color
  • Conversion Tray: 1 x 3.5" Drive to 5.25" Bay
  • Specifications: Color: Black Material: Plastic
  • Model #: HDB-5250
ICY DOCK MB153SP-B | 3 x 2.5"/3.5" SATA/SAS Hard Drive Backplane Cage in 2X External 5.25" Bay | FatCage
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ICY DOCK MB153SP-B | 3 x 2.5"/3.5" SATA/SAS Hard Drive Backplane Cage in 2X External 5.25" Bay | FatCage
  • Color: Black
  • Mobile Rack Drives Support: Multi 3.5" Drives to Multi 5.25" Bays
  • Mobile Rack Interface: SATA I/II/III
  • Protection Case: Multiple Drives
  • Model #: MB153SP-B
ORICO Aluminum Hand-held Multi-protection 5 Bay 3.5 inch HDD Protective Storage Carrying Box with Security Lock - Silver (BSC35-05)
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  • $49.99 
  • Free Shipping
BYTECC Bracket-35525 3.5" Mounting Bracket Universal Adaptor For 5.25" Drive Bay or Enclosure
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BYTECC Bracket-35525 3.5" Mounting Bracket Universal Adaptor For 5.25" Drive Bay or Enclosure
  • Conversion Tray: 1 x 3.5" Drive to 5.25" Bay
  • Specifications: Die Cast 1.00 mm metal strips with anti-rust treatment. Universal Mounting screw holes for variety computer cases, rack mounted PC
  • Model #: Bracket-35525
StarTech SAT32MSAT257 mSATA SSD to 2.5in SATA Adapter Converter
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StarTech SAT32MSAT257 mSATA SSD to 2.5in SATA Adapter Converter
  • Color: Red
  • Conversion Tray: mSATA Drive to 2.5" Drive
  • Compatible Products: 2.5"
  • Specifications: Drive Installation: Fixed Drive Type: mSATA (Mini SATA) Interface : SATA Number of Drives: 1 Drive Connectors: 1 - mSATA (52 pin; Mini SATA) Receptacle Host Connectors: 1 - SATA Data & Power Combo (7+15 pin) Receptacle Maximum Data: Transfer Rate 6 Gbps Type and Rate: SATA III (6 Gbps)
  • Model #: SAT32MSAT257
  •  
  • $29.99 
  • Free Shipping

As the heart of any computer system, solid-state drives (SSDs) and hard disk drives (HDDs) are a necessary component of modern-day life, suitable for equipping business people, gamers and home users. You can use solid state drives to upgrade internal storage using an SSD drive bracket. You can also add an HDD mounting bay in your computer case using a mounting kit, or set up an SSD or hard drive enclosure to make a portable power drive. Browse the biggest online collection of mounting kits, drive brackets, hard drive enclosures, cables extenders on Newegg.com

Supercharge Your Computer Performance With an SSD Upgrade

Known for their fast reading and writing speeds and easy compatibility with modern operating systems, solid-state drives can do more than expand internal storage. Solid-state drives can be an excellent replacement for internal hard disk drives (HDD), giving your system a much-needed performance lift with additional features. Quieter, faster and harder to damage, SSDs increase your boot-up speed and enhance your computer's performance while loading large files. A necessary upgrade for serious users, switching to a solid-state drive (SSD) is also easy to manage without prior experience with assembling PC components. Using a conversion mounting kit, you can mount an affordable, high-storage SSD into much larger slots in your PC case for optimal performance. 

Expand Your Computer Memory Using an External Hard Drive

With the increasing need for storage in day-to-day life and office computing, using a hard disk drive to expand your computer memory or internal storage is easy, and quickly effective. Whether you are replacing the internal drive or adding an extra HDD in your PC mounting bay, an HDD mounting kit is a convenient solution. For external hard drive setups, a hard drive enclosure typically offers several types of connections, interfaces, and materials to choose from, depending on how you intend to use it. Making sure that your hard drive enclosure interface matches your device interfaces is a top priority. As for USB and SATA connectors, consider how you intend to use your setup and choose accordingly. For instance, a SATA 3.0 connector can transfer data at up to 6Gbps, while a USB 3.1 connector can reach 10Gbps. 

Manage Your PC Cooling Using HDD Accessories

Your computer can heat up during the workday or gaming session, causing the performance to drop. To avoid losing your precious data, it's wise to invest in hard drive cooling such as an HDD cooler with dual fans. An SSD cooler heatsink or a thermal pad for your SSD can also help you maintain PC performance and increase the lifecycle of internal storage devices. Additionally, you can invest in a hard drive enclosure with a premounted fan, which can help you maintain the airflow of your device without sacrificing unnecessary space. 3-pin to 4-pin adapters are available with select hard disk coolers to suit heavy-duty users.

Bestselling HDD / SSD Accessories Reviews:

B
10/30/2025 10:11:14 AM
Works as described

“ Worked to hold a ssd in place. Very simple. ”

NEON Internal 2.5-inch to 3.5-inch SSD/HDD Metal Mounting Bracket (Black) Including Mounting Screws
Gabriel S.
10/6/2025 11:23:54 PM
great adapter

“ plug and play nvme m or m+b key or the other version of ssd into your laptop sata connection, or desktop 2.5" bay designed as a 2.5" wide 9mm thick drive adapter to hold SSD drives of any length, no screw design ssd drive length clip. ”

ICY DOCK MB703M2P-B ZConvert MB703M2P-B M.2 SATA SSD to 2.5" SATA SSD Converter Adapter
Donald
6/20/2025 4:47:12 AM
Works for my old IDE PATA hard drives.

“ Started with a Segate 80GB hard drive. ”

SATA Combo USB IDE SATA Adapter Hard Disk SATA to USB3.0 Data Transfer Converter for 2.5/3.5 Optical Drive HDD SSD Support Up To 6TB Drives
Anonymous
5/5/2025 3:41:08 PM
Good!

“ the bracket lines up with the holes for the HDD cables perfectly. ”

Phanteks PH-HDDKT_03 Stackable 3.5" HDD Bracket
RJ
5/2/2025 7:49:13 AM
Solid sturdy cases. Almost perfect.

“ For now the cases are solid and do provide good protection for the HDD drives. ”

ORICO External Hard Drive Case for 3.5 Inch HDD/SSD 5 Packs Portable Hard Drive Carrying Protective Storage Box Anti-Static and Shockproof -PHX5S
Connor H.
4/18/2025 9:30:19 PM
perfect

“ a simple hdd cage that can integrate into an existing system by locking down with the integrated latches or zip tied using the thoughtfully placed cut outs in the cage. ”

Phanteks PH-HDDKT_03 Stackable 3.5" HDD Bracket