Skip to main content
2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun! 2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun! 2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun!
Announcements: 2 Day Free Trial. Multiple Monthly Giveaways. 82,000+ Products at Wholesale. Annual Giveaway. 1,300+ Authorized Brands. Members Get 20% Back On Holosun.
Filters
Filters
  • LBE Unlimited AR125RBK Ready Build Kit 12.5"
LBE UNLIMITED UPC 706612408134 MPN AR125RBK

LBE Unlimited AR125RBK Ready Build Kit 12.5″

Member pricing
  • Caliber/Gauge .223 REM/5.56 NATO
  • Barrel Length 12.5"
  • Action .223 REM/5.56 NATO
Members-only pricing

FDC members buy at dealer pricing. Join free to unlock the price and add this to your cart.

Try FDC free today
ShippingShipping rates are shown to FDC members.
Ships via our warehouseAdditional lead time required.
Secure checkout Authorized dealer Ships from our warehouse

Details

The LBE Ready Build Kit is a compact AR-15 upper build kit featuring a premium 12.5-inch Cold Hammer Forged (CHF) barrel, engineered for durability and high performance in a pistol-length gas system. Designed for AR pistol or SBR builds, this kit includes a complete upper receiver, free-floating handguard, gas block, gas tube, and CHF barrel. With rugged construction and precision machining, it delivers a reliable, close-quarters AR platform ready for customization and field use.

Specifications

UPC

706612408134
Manufacturer

Manufacturer Part Number

AR125RBK
Action

.223 REM/5.56 NATO
Barrel Length

12.5"
Caliber/Gauge

.223 REM/5.56 NATO
Model

Ready Build Kit
Product Type

Kit

Shipping & Returns

All sales are final; we do not offer refunds or exchanges. Items that arrive damaged or defective are covered under the manufacturer's warranty — contact us within 5 days of delivery and we will help coordinate a claim.

Related products

×

Hazardous Materials (HAZMAT) Policy

×

NFA Suppressor Transfers — How This Works