Replacement for factory mag pad adds length to help ensure the magazine can be seated fully in flared mag wells. +2 increases mag capacity by two rounds; others do not increase capacity.
SPECS:
Aluminum, black, matte finish. Small fits Models 17, 17L, 18, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35. Small +2 fits Models 17, 17L, 18, 19, 22, 23, 24, 34, 35. Large fits Models 20, 21, 29, 30.
Catalog page 209