Glock Recoil Spring Assembly - For Gen 4 Glock 22 31 35 and 37 only 7577

The dual coil recoil spring assembly for the Gen 4 2231 & 37 Glocks. This replacement part is a factory original from Glock. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit and reliable operation.