BC-15 | 12.7x42 | 18" Parkerized Heavy Barrel | 1:20 Twist | Mid-Length Gas System
User Ratings
No ratings yet
Be the first to review this product
Features:
- 18" heavy, parkerized 12.7x42 barrel
- Mid-length gas system with a 1:20 twist
- Made from 4150 Chrome Moly Vanadium for high accuracy
- Backed by a lifetime warranty
All finished barrels go through a 100% inspection process, including CMMs and Air Gauges for bores along with visual and machine inspection.
Note: This product does not include a gas block or gas tube.
Specifications
- Manufacturer:
- Bear Creek Arsenal
- Category:
- Barrel
- Weight:
- 2.75 oz
- Length:
- 18.0"
- MPN:
- 2035-B127X42MHB18120P
- Required Component:
- Yes
Sponsored
Wheeler Tools
Get your trigger pull exactly right
Wheeler's digital trigger gauge gives you a precise read on pull weight every time.
Shop ToolsWhere to Buy
Have one to sell?
Price History
No Price History Available
Check back later for pricing trends
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertRelated Guides
Guide
AR-15 Components: A Complete Reference Guide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
Choosing a Barrel: Length, Profile, and Twist Rate
A neutral guide to how barrel length affects velocity and handling, how profile changes weight and heat management, and how twist rate stabilizes different bullet weights.
8 min read
Guide
Left-Handed AR-15 Builds: Ambi Controls and Component Selection
A neutral guide to component strategies for left-handed shooters, left-eye dominant right-handed shooters, and those managing eye/hand dominance mismatches. Covers ambi uppers, charging handles, gas system tuning, and real-world tradeoffs.
6 min read