Chain Coupling Cover, Outside Dia 4.000 In, Width 1.6875 In, Max Parallel Misalignment 0.005 In, Angular Misalignment Tolerance 5 Degree (10T-19T), 1/2 Degree (20T-24T), End Float Tolerance 0.060 In, Temp Range -25 to 150 Degrees F, Material Cast Aluminum, For Use With 6AGR2 - 6AGR8. This item has been restricted from sale in the following state (s): []