Click to see full view
Colt
Overview
The Colt LE6933 Replacement Barrel Assembly features an 11.5-inch M4 profile barrel designed for 5.56 NATO caliber, making it a solid choice for compact builds. With a carbine-length gas system and a 1:7 twist rate, this barrel efficiently stabilizes a range of bullet weights while ensuring reliable cycling in shorter AR-15 configurations. This barrel is commonly found in SBR (Short Barreled Rifle) builds, where maneuverability and performance are key considerations.
Specifications
September 2026 on GunPartPicker
Colt LE6933 Replacement Barrel Assembly 11.5in ranked #77 of the 250 barrels builders added on GunPartPicker in September 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $299.99 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which barrel to pick?
We ranked every barrel by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
Frequently Built With
Popular alongside barrels on GunPartPicker
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom
Maximize Your AR-15's Potential with Tacfire's 15" ACE M-LOK Handguard - Black Excellence - HG20-15
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Bravo Company M16 Bolt Carrier Group Black
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
No reviews yet. Be the first to review this product!