Wolff 16LB Reduced Power Hammer Spring 2-Pack for Smith & Wesson Pistols 9mm/.40/.45/10mm | Part 27616

Wolff 16LB Reduced Power Hammer Spring 2-Pack for Smith & Wesson Pistols — Long Group A

Part Number: 27616

Wolff 16 LB reduced power hammer spring 2-pack engineered for Smith & Wesson 2nd and 3rd generation full-size pistols in 9mm, .40 S&W, .45 ACP, and 10mm. Long Group A spring. Two springs per pack for value and a spare.

Compatible Models:

• 9mm: 39, 3904, 3906, 3944, 3946, 459, 559, 5903, 5904, 5906, 5923, 5924, 5926, 5943
• .40 S&W: 411, 4003, 4004, 4006, 4026, 4043, 4044, 4046
• 10mm: 1006, 1026, 1066, 1076, 1086
• .45 ACP: 4506, 4526, 4536, 4546, 4566, 4567, 4576, 4586, 4596

Key Features:

• 16 LB Reduced Power: Lighter hammer fall for smoother trigger pull
• 2-Pack Value: Two springs per package — one to install, one as a spare
• Long Group A: Correct spring type for listed full-size models
• Premium Quality: Precision-manufactured by Wolff Gunspringmakers — Made in USA since 1948
• Direct Replacement: Drop-in fit for specified models
• Condition: New

Technical Specifications:

• Spring Type: Hammer Spring (Long — Group A)
• Spring Weight: 16 LB (Reduced Power)
• Package: 2 springs per pack
• Compatible Calibers: 9mm / .40 S&W / .45 ACP / 10mm
• Manufacturer: Wolff Gunspringmakers (USA)

Installation Note:

Installation requires disassembly of your pistol. If you are not comfortable performing this procedure, have a qualified gunsmith install the spring. Always function test with your carry ammunition after installation.