Click to see full view
Colt
Overview
The Colt Combat Unit Rail Gun 9mm Luger 5" BBL (1)9RD Mag Black is a barrel. Compare prices from multiple merchants and find the best deal.
Specifications
Available Merchants(5)
Prices checked
Price Alert
Price and stock
The Colt Combat Unit Rail Gun 9mm Luger 5" BBL (1)9RD Mag Black was out of stock everywhere we track for all of September 2026, and today 4 of the 5 retailers we track have it in stock. Buying today, the lowest price is $1,479.99 at Ammunition Depot, which matches the best price we saw in September.
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!