2 Styles to attach you front sling swivel:
Steel
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Rear Sling Swivel Roll Pins There are Two Roll Pins used in the Rear Sling Swivel Assembly: - One
Rear Sling Swivel Stud for early generation AR15 / M16's with the rubber butt plate. Will not fit M
Colt
Roll Pin holding the Rear Windage Drum of the AR15 / M16 / M16A1 in place. Will not work on M16A2 S
Colt
Original Colt M16 Rear flip Aperture used on the AR15 / M16 / M16A1 models.. as well as all other Co
Colt
M16 Rear Sight Spring. Correct for use in AR15 / M16 / M16A1. This is the Spring that sits under th
