This weaver rail mount adapter for trijicon's rmr has a colt thumb screw.The rm34w includes: 1 - mount, 2 - rmr screws.
Length: Black
Type: RMR Mount
Model: RM34W
Style: Weaver
Finish: Steel
Material: Steel
Pieces: 3
Rings Included: No
Length: Black
Type: RMR Mount
Model: RM34W
Style: Weaver
Finish: Steel
Material: Steel
Pieces: 3
Rings Included: No