Find extra barrels designed for replacement, caliber-specific setups, spare parts, and firearm customization across compatible platforms. Whether you need an additional barrel for a backup configuration, a different caliber setup, or routine replacement, this category includes options built for proper fit, reliable function, and dependable shooting performance.
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PROOF Research E X Tra Barrel for .308 Caliber, 16.5 Inches, 5/8-24 Thread
PROOF RESEARCHOUR PRICE: $1,070.99PROOF 138687 308 16.5 10TW 5/8-24 The PROOF Research E X Tra Barrel is a precision-engineered firearm barrel designed for .308 caliber rifles. Crafted with advanced materials, this barrel offers... -
PROOF Research Elevation MTR .264 Cal 18" Carbon Fiber Pre-Fit Barrel for PXT Actions
PROOF RESEARCHOUR PRICE: $1,083.99The PROOF Research Elevation MTR Pre-Fit Barrel is engineered to deliver exceptional precision, lightweight performance, and long-term durability for today's precision rifle shooter. Chambered in ... -
Proof Research Off-Set Twist Barrel for 308 Win - 20 Inch
PROOF RESEARCHOUR PRICE: $921.99PROOF 100981 308 20 10TW The Proof Research 100981 off-set twist barrel is designed for precision shooting and reliable performance in 308 Winchester caliber rifles. Crafted with advanced materials,... -
Proof Research 7 PRC 20" Stainless Steel Pre-Fit Rifle Barrel
PROOF RESEARCHOUR PRICE: $1,070.99Proof Research 7 PRC 20" Stainless Steel Pre-Fit Rifle Barrel The Proof Research 7 PRC 20-inch Stainless Steel Barrel is engineered for shooters who demand exceptional precision, consistency, and... -
Proof Research 152287 Bolt for E X Tra Barrels – 264 Caliber, 16.5 Inch Length, 7.5 Twist Rate
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research 152287 Bolt for E X Tra Barrels This bolt is designed for Proof Research's E X Tra series barrels, specifically crafted for 264 caliber firearms. It features a precise fit and durable... -
Proof Research Bolt for 264 Caliber / 20-inch Barrel and 7.5 Twist PXT Finish
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research 152324 Bolt for 264 Caliber The Proof Research 152324 bolt is designed specifically for rifles chambered in 264 caliber, featuring a 20-inch barrel length and a 7.5 twist rate. This... -
Proof Research EX-Tra Barrel for .284 Caliber, 16.5 Inch Length, 8 Twist Rate
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research 151969 EX-Tra Barrel for .284 Caliber The Proof Research 151969 EX-Tra barrel is designed for precision shooting and optimized for .284 caliber firearms. It features a 16.5-inch length... -
Proof Research Bolt for .284 Caliber Rifle / 18-inch Threaded Barrel
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research 151976 Bolt for .284 Caliber Rifle The Proof Research 151976 bolt is engineered specifically for .284 caliber rifles, featuring a threaded barrel with a length of 18 inches. Crafted... -
Proof Research EX-Tra Barrels Bolt for 20 Caliber
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research 152003 EX-Tra Barrels Bolt The Proof Research 152003 bolt is designed specifically for use with the E X Tra series barrels, providing a secure and precise fit for 20 caliber firearms... -
Proof Research Bolt 284 22 8TW PXT for Precision Rifles
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research Bolt for Precision Rifles The Proof Research bolt is designed for use with precision rifles, particularly compatible with the 284 caliber and 22-inch barrel length. This bolt features... -
Proof Research Bolt for E X Tra Barrels, 284 Caliber, 24 Inch Length, Polymer Teflon Coating
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research Bolt for E X Tra Barrels The Proof Research bolt is designed specifically for E X Tra barrel systems, offering a reliable fit for 284 caliber rifles. This bolt features a durable... -
Proof Research Bolt for .308 Winchester, 16.5-inch 10-Twist PXT Barrel
PROOF RESEARCHOUR PRICE: $1,083.99Proof Research Bolt for .308 Winchester The Proof Research 154212 bolt is designed specifically for use with the company's .308 Winchester barrels, featuring a 16.5-inch length and a 10-twist PXT... -
FAXON 308-01 12-Inch AR-10 Style Rifle Barrel
FAXON FIREARMSOUR PRICE: $1,084.99The FAXON 12-inch AR-10 style rifle barrel chambered in 308 Winchester caliber and is designed for precision and durability in your firearm build or upgrade. Made by FAXON FIREARMS, this 12-inch... -
Proof Research .224 Diameter Barrels, 18 Inch Length
PROOF RESEARCHOUR PRICE: $921.99Proof Research .224 Diameter Rifle Barrel The Proof Research 103395 Bolt is a high-quality replacement or upgrade component designed specifically for 224 diameter rifle barrels. Crafted by Proof... -
Proof Research .264 Rifle Barrel, 16.5 inches, 7.5 Twist
PROOF RESEARCHOUR PRICE: $921.99Proof Research .264 Rifle Barrel / 16.5 Inch Length / 7.5 Twist Rate The Proof Research 130452 Bolt 264 is a high-performance rifle barrel designed for precision shooting and hunting applications... -
Proof Research .308 Winchester, 16.5 Inch Barrel
PROOF RESEARCHOUR PRICE: $921.99The Proof Research 107720 bolt is designed specifically for .308 Winchester rifles, featuring a 16.5-inch barrel length and a standard 8 threads per inch pattern. This new bolt is engineered with... -
Proof Research 136683 Bolt for .284 Caliber, 20 Inch Barrel, 8 Threads per Inch
PROOF RESEARCHOUR PRICE: $921.99The Proof Research Sendero Carbon Fiber barrel in .284 Winchester is designed for shooters who want the accuracy potential of a premium rifle barrel with reduced overall weight. Built with carbon... -
Proof Research Bolt Action Rifle Barrel - .224 Caliber, 16.5-inch, 8 Thread Pattern
PROOF RESEARCHOUR PRICE: $921.99Proof Research 103340 Bolt Action Rifle Barrel The Proof Research 103340 bolt action rifle barrel is crafted for precision shooting and durability. It features a .224 caliber and a 16.5-inch length,... -
PROOF Research Bolt-Action Barrel Blank | .243 Cal | 18" | 1:7.5 Twist | Sendero Contour | Carbon Fiber
PROOF RESEARCHOUR PRICE: $921.99PROOF Research Bolt-Action Barrel Blank | .243 Cal | 18" | 1:7.5 Twist | Sendero Contour | Carbon Fiber Built for precision custom rifle builders, the PROOF Research 104514 is an 18" carbon fiber... -
Proof Research Bolt for Precision Rifles
PROOF RESEARCHOUR PRICE: $921.99PROOF 121658 BOLT 264 18 7.5TW The Proof Research Bolt is a high-quality firearm component designed specifically for precision rifles. Crafted with precision engineering, this bolt... -
Proof Research Bolt for .264 Caliber, 20-Count
PROOF RESEARCHOUR PRICE: $921.99PROOF 105269 BOLT 264 20 7.5TW The Proof Research Bolt is a high-quality firearm component designed specifically for .264 caliber rifles. Crafted for precision and durability, this... -
Proof Research 106426 Bolt for .284 Caliber with 16.5-inch Barrel
PROOF RESEARCHOUR PRICE: $921.99PROOF 106426 BOLT 284 16.5 8TW The Proof Research 106426 bolt is a high-quality firearm component designed specifically for use with .284 caliber rifles. Crafted with precision, this... -
Proof Research Bolt for Rifle Action
PROOF RESEARCHOUR PRICE: $921.99PROOF 139004 BOLT 284 18 8TW The Proof Research Bolt is a high-quality replacement component designed to enhance the performance and reliability of your rifle. Crafted with precision,... -
Proof Research 107744 Rifle Barrel for .308 Win with 18-inch Threaded Features
PROOF RESEARCHOUR PRICE: $921.99PROOF 107744 308 18 10TW The Proof Research 107744 rifle barrel is designed for optimal performance with .308 Winchester firearms. Crafted with precision engineering, this barrel features a...
