In StockSave 10%
Proof Research Barrel .308 Win 18" Fits Sig Sauer Cross - Versatile Barrel with Enhanced Accuracy and Tactical Black - 134474
Sold byPalmetto State Armory•Posted May 18, 2026
Compare prices for Proof Research Sig Sauer Cross Carbon Fiber Prefit Barrel 308 Winchester 18" 1:10" Twist 5 Groove$1,149.99
$1,276.99
You save $127.00 (10% off)
Price and stock data refresh continuously from Palmetto State Armory.
Deal Summary
- Currently in stock.
- Caliber: 308/7.62x51
- Category: parts
- UPC: 843068134474
- SKU: 516551736335
- Brand: Proof Research
Price History
Deal Details
The pre-fit barrels for the Sig Sauer cross rifle represent a significant advancement in ease of installation. Each Sig cross pre-fit barrel is designed with an integrated barrel extension, enabling shooters to seamlessly upgrade their existing setup. Constructed using our carbon fiber wrap, these barrels achieve impressive weight reduction while preserving exceptional accuracy, catering perfectly to shooters who prioritize precision and maneuverability. Our pre-fit barrel design ensures effortl
Other Offers for This Product
Active offers from your catalog for Proof Research Sig Sauer Cross Carbon Fiber Prefit Barrel 308 Winchester 18" 1:10" Twist 5 Groove.
Comparing 6 retailers carrying this product
Lowest Price: $914.00
Highest Price: $1,149.99
You Save: $235.99
Avg Discount: 7% off
Proof Research 134474 Bolt Action Barrel Pre-Fit 308 Win 18 1:10 Twist (5 Groove), 5/8-24 tpi Threaded, Carbon Fiber, Drop-In Design for Sig Cross, Rifle Barrel
Proof ResearchHinterland OutfittersSKU/UPC: 209338
$914.00
View at Hinterland Outfitters
PROOF 134474 308WIN 18 10TW 5GRV CF
Proof ResearchBattleHawk ArmorySKU/UPC: 843068134474
$922.25$1,099.00Save 16%
View at BattleHawk Armory
Proof Research 18 Carbon Fiber Barrel for Sig Cross 308 Win 10 Twist
Proof ResearchAmmunition DepotSKU/UPC: 134474
$932.99
View at Ammunition Depot
Proof Research Sig Sauer Cross Carbon Fiber Prefit Barrel 308 Winchester 18" 1:10" Twist 5 Groove
Proof ResearchMidwayUSASKU/UPC: 746968
$976.65$1,149.00Save 15%
View at MidwayUSA
Sig Sauer Cross Pre-Fit Dropin Carbon Fiber 308 Win Barrel - Sig Cross Pre-Fit Drop In Carbon Fiber 308 Winchester 18''''bbl
Proof ResearchBrownellsSKU/UPC: 430106636
$1,099.00
View at BrownellsProof Research Barrel .308 Win 18" Fits Sig Sauer Cross - Versatile Barrel with Enhanced Accuracy and Tactical Black - 134474
Proof ResearchPalmetto State ArmorySKU/UPC: 516551736335
$1,149.99$1,276.99Save 10%
View at Palmetto State Armory