Features: Communicate your ideas with professional polish.
19-ring plastic spines won't scratch, chip, peel or discolor.
Binds 11 x 8 1/2 documents.
Perfect for internal reports and functional documents.
Editing capability with a machine.
Compatible with GBC and other plastic comb binding machines.
To select correct diameter, measure thickness of material (including covers) and add 1/8".
Compatibility: THINKPAD X1 CARBON GEN 9, X1 CARBON GEN 9 20XW, X1 CARBON GEN 9 20XX, X1 YOGA GEN 6, X1 YOGA GEN 6 20XY, X1 YOGA GEN 6 20Y0, X1 CARBON GEN 10, X1 CARBON GEN 10 21CB, X1 CARBON GEN 10 21CC, X1 YOGA GEN 7, X1 YOGA GEN 7 21CD, X1 YOGA GEN 7 21CE, X1 CARBON GEN 11, X1 CARBON GEN 11 21HM, X1 CARBON GEN 11 21HN, X1 YOGA GEN 8, X1 YOGA GEN 8 21HQ, X1 YOGA GEN 8 21HR