Proof Research

Proof Research 264 Cal 28" M24 Contour Bolt Action Barrel Blank, 1:8 Twist, 4 Grooves, Stainless Steel

Proof Research

Proof Research Bolt Action Barrel Blank - 284 Cal, 22" Sendero Contour, 1:8" Twist, 5 Grooves, Carbon Fiber Wrapped (Model 106471)

Proof Research

Proof Research 308 Cal 1:10 Twist 5-Groove Carbon Fiber Barrel Blank

Proof Research

Proof Research 243 Cal 24" Sendero Contour Carbon Fiber Wrapped Bolt Action Barrel Blank - 1:7.50" Twist, 4 Grooves

Proof Research

Proof Research AR-15 6mm ARC Barrel - 1:7.5 Twist, Stainless Steel

Proof Research

Proof Research 16" 6mm ARC AR-Style Carbon Fiber Barrel - 416R Stainless, .750" Gas Journal, Threaded

Proof Research

Proof Research 26" Carbon Fiber 284 Win Bolt Action Barrel Blank - 416R Stainless Steel, Sendero Contour

Proof Research

Proof Research 6.5 Creedmoor 24" Carbon Fiber Wrapped AR-Style Barrel, +2 Length Gas System, 1:8" Twist, 5/8-24 TPI

Proof Research