Wolff 11 LB Reduced Power Variable Recoil Spring for Smith & Wesson 645/745/4506 .45 ACP | Part 47311

Wolff 11 LB Reduced Power Variable Recoil Spring for Smith & Wesson .45 ACP Pistols

Part Number: 47311

Premium Wolff 11 LB reduced power variable recoil spring for Smith & Wesson 2nd and 3rd Generation .45 ACP pistols. Provides smoother cycling and reduced felt recoil while maintaining reliable function. Includes an extra power firing pin spring.

Compatible Models:

• Smith & Wesson Model 645 — .45 ACP
• Smith & Wesson Model 745 — .45 ACP target pistol
• Smith & Wesson Model 4506 — 3rd Gen .45 ACP stainless
• Smith & Wesson Model 4526 — 3rd Gen .45 ACP with decocker
• Smith & Wesson Model 4546 — 3rd Gen .45 ACP DAO

Package Includes:

• 1 Variable Recoil Spring (11 LB reduced power)
• 1 Extra Power Firing Pin Spring

Key Features:

• 11 LB Reduced Power: Smoother cycling and reduced felt recoil
• Variable Design: Progressive rate for consistent performance across load types
• Includes Firing Pin Spring: Complete maintenance kit
• Competition Ready: Improved cycling with lighter .45 ACP loads
• Premium Quality: Made in USA by Wolff Gunspringmakers — over 75 years of expertise
• Condition: New

Technical Specifications:

• Spring Type: Variable Recoil Spring with Firing Pin Spring
• Spring Weight: 11 LB (Reduced Power)
• Caliber: .45 ACP
• Generation: 2nd and 3rd Generation S&W .45 ACP pistols
• Manufacturer: Wolff Gunspringmakers (USA)

Installation:

Installation requires field stripping the pistol to access the recoil spring assembly. The firing pin spring requires further disassembly of the slide. If you are not comfortable performing this procedure, have a qualified gunsmith install the springs. Always function test with your chosen ammunition after installation.