Storm Lake 1911 Barrel Kit – Government 40 S&W 1 in 16″ Twist 5.055″ Stainless Steel – Bull Barrel

Storm Lake 1911 Barrel – Government .40 S&W Bull Barrel Kit – Stainless Steel, Drop-In, 1:16 Twist

Upgrade your 1911 with the Storm Lake 1911 Barrel –  Government .40 S&W Bull Barrel Kit, engineered for superior accuracy, durability, and true drop-in convenience. Machined from premium 416 stainless steel barstock and finish-heat-treated to 40–42 HRC, this barrel delivers exceptional strength and long service life for both competition and defensive applications.

Featuring a left-hand 1:16″ twist rate with six cut-broach rifled lands and grooves, this Storm Lake barrel ensures consistent accuracy, excellent bullet stabilization, and clean rifling engagement. Precision-machined to ±.001″ tolerances in all critical areas, it provides a tight lockup and enhanced performance right out of the box.

This kit includes a pre-fitted barrel link and link pin, making installation simple and eliminating guesswork during assembly. As a true drop-in bull barrel, most users experience little to no fitting required. The design incorporates a Wilson/Nowlin-style feed ramp, increasing feeding reliability with modern defensive and competition ammunition.

Storm Lake stands behind the quality of their barrels and requests customers contact them directly regarding any product issues or concerns.

Key Features

• Drop-In Bull Barrel: Designed for easy installation with little to no fitting required.

• Premium 416 Stainless Steel: Machined from solid barstock for strength, longevity, and corrosion resistance.

• Precision Tolerances: Critical areas held to ±.001″ for accuracy and consistent lockup.

• Heat Treated to 40–42 HRC: Optimal hardness for long-term durability.

• Cut-Broach Rifled: Left-hand 1:16″ twist, 6 lands and grooves for reliable stabilization and excellent accuracy.

• Pre-Installed Link & Pin: Barrel link and link pin included and factory-fitted for true drop-in compatibility.

• Wilson/Nowlin Feed Ramp: Improves feeding reliability with a wide range of .40 S&W bullet profiles.

Specifications

• Model: 1911 Government

• Caliber: .40 S&W

• Barrel Length: 5.055″

• Material: 416 Stainless Steel

• Twist Rate: 1:16″ LH

• Rifling: 6-groove cut broach

• Barrel Type: Bull barrel

• Included: Fitted barrel link and link pin

• Feed Ramp: Wilson/Nowlin style