The Rosco Manufacturing PB-18-SPR-223W-7-R Purebred 223 Wylde 18" Nickel Boron Stainless Steel Barrel is purpose-built to elevate the classic SPR concept with modern precision. Machined from 416R stainless steel with an SPR medium profile and threaded 18" muzzle, this barrel is optimized for consistent cold-bore performance while keeping overall weight balanced for practical field and range use.

Designed around popular precision bullet weights and suppressor use, the rifle-length gas system and carefully sized gas ports help deliver smooth cycling and repeatable accuracy in an AR-15 platform. Ideal for SPR and DMR-style builds, this .223 Wylde barrel supports both .223 Remington and 5.56 NATO loads, making it a versatile choice for target shooting, training, and general-purpose rifle setups. Rosco Manufacturing’s Purebred series reflects a focus on craftsmanship and tight quality control from blank to finished barrel.

Key Features:

• Manufacturer: Rosco Manufacturing
• Model: Purebred PB-18-SPR-223W-7-R
• Caliber: .223 Wylde
• Barrel Length: 18"
• Gas System Length: Rifle
• Twist Rate: 1:7
• Muzzle Thread Pattern: 1/2x28
• Barrel Material: 416R Stainless Steel
• Finish: Nickel Boron / Bead Blasted Stainless
• Platform: AR-15
• Barrel Profile: SPR / Medium