Limit Switch Lever Arm, Actuator Type Standard Roller, For Use With Mfr. No. 9007T/FT, Arm Length 1.88 in, Roller Position Offset, Roller Dia. 1.38 in, Roller Width 0.25 in, Arm Material Zinc, Roller Material Steel, Arm Width 0.44 in, Arm Depth 0.73 in