PM241 This vise block allows the user a €œthird-hand” to work on and install parts to Glock pistols in 9mm/.357Sig/.40S&W. The vise block is clamped into the users vise, and the block is then inserted into the grip-frame of the pistol, and is held in place by the magazine catch. Constructed of a black, injection-molded polymer, for years of reliable service.
