Upper Receiver Builder Kit: Sons of Liberty Gun Works M89 + 18″ SPR Match Barrel, 223 Wylde

Are you looking to build an accurate AR-15 complete upper receiver and save a little money in the process? We are proud to offer our hand-selected Builder Kit, featuring Sons of Liberty Gun Works 18″ precision SPR barrel chambered in 223 Wylde, 15″ M89 handguard, gas block, gas tube, and A2 flash hider. A Forward Controls Design dimpled forward assist, and Magpul Enhanced Ejection Port Cover round out the components list.

This product comes unassembled. Included are all the parts you need to build a complete upper receiver. Bolt carrier group and charging handle are not included but can be added for a discounted price (please inquire). 

SOLGW SPR Barrel
Sons of Liberty Gun Works precision SPR barrels are unquestionably the most accurate barrels they’ve ever offered. Characteristics of this barrel include: SPR contour, 5/8 × 24 threads at the muzzle, 416R stainless steel, black oxide coated, chambered in 223 Wylde, rifle length gas system, polygonal rifled with a 3 groove, 1:7 twist bore.

Available in hard anodized Black finish, or with a cerakote finish in Noveske Tiger Eye Brown and Moss (current lead time for Moss is 4-6 weeks).