1945 S&W K Pre Model 19 (4 Screw) Combat Magnum Bolt, Spring & Plunger

Smith & Wesson K Pre-Model 19 Combat Magnum Bolt Assembly

Complete bolt (cylinder stop) assembly for Smith & Wesson K Frame Pre-Model 19 Combat Magnum 4-screw revolvers. Includes bolt, spring, and plunger.

• Part Number: 1945
• Model: K Frame Pre-Model 19 Combat Magnum
• Configuration: 4-screw
• Caliber: .357 Magnum
• Serial Number: 421519
• Style: Old style
• Condition: Used, functional
• Includes: Bolt, spring, and plunger

This complete bolt assembly ensures proper cylinder timing and lockup. The bolt (also called cylinder stop) locks the cylinder in alignment with the barrel for safe and accurate firing. Professional gunsmith installation recommended for proper fitting and timing.