Compatible With: Browning BuckMark Pistols, including Standard, Camper, Contour, and URX Models and BuckMark Rifles
Not Compatible With:Browning 1911-22 Pistols, Nomad Pistols, Challenger Pistols, Non-Browning Branded Pistols
Note: These are "new style" magazines with the wider base plate. Will not fit flush with the grips of the original style Buckmarks.