Will NOT Fit: - Type M (single stack) pistols Fitting Instructions - Requires use of stock screws. We also offer aftermarket screws in slotted or hex head with a black or satin stainless steel finish. - Do not use stock star washers with Hogue grips. They will not fit. - Grip screws should be torqued to 12 inch/lbs. Blue Loctite is suggested on the threads