Applications listed below for each part number

For 30 Series Cables
31799001: Quick release type, stud is 7/16" long with #10-32 UNF threads. 7/8" from center of stud to end of barrel. Complete with nut and lockwasher.
31126: Quick release type, stud is 9/16" long with 1/4"-28 UNF threads. 15/16" from center of stud to end of barrel. Complete with nut and lockwasher.
35242: Quick release type, stud is 7/8" long with 5/16"-24 UNF threads. 1 1/8" long from center of stud to end of barrel. Complete with nut and lockwasher.

For 40 Series Cables
29104: Quick release type, stud is 9/16" long with 1/4-28 UNF threads. 15/16" from center of stud to end of barrel. Complete with nut and lockwasher.