Smith & Wesson 15-Round 5903TSW, 5906TSW, 5943TSW, 59, 459, 559, 659, 5903, 5903SSV, 5904, 5906, 5923, 5924, 5926, 5943, 5943SSV, 5944, 5946, 5967, 915, SUPER9 Magazine Spring

This Smith & Wesson factory part may require Disassembly and Assembly to replace it. Some parts may require installation and fitting by a qualified gunsmith. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts.