Material: 4140, black nitride coated
Torque value for included 6-32 x 5/16 T15 plate to slide screws: 25 in ·lb.
Torque value for Aimpoint ACRO P1/P2: 26 in ·lb.
Torque value for Steiner MPS: 18 in ·lb. (Steiner updated torque value in 2024)
Made for Smith & Wesson M&P CORE 2.0 and M2.0 pistols
OPF-SW, ACRO is only guaranteed to work with Aimpoint ACRO P1 and P2, and Steiner's MPS