Davidson Defense Bite ’n’ Bark 2.0 8.5-inch Pistol-Gas+1-inch 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Assembled Complete Upper Receiver

The Bite ’n’ Bark 2.0 8.5" Pistol-Gas +1" 5.56 NATO AR-15 Freefloat M-Lok Upper is built for shooters who demand reliable performance in a compact, lightweight setup. At its core is an 8.5-inch barrel with a 1:9 twist rate, optimized for stabilizing a range of bullet weights. What sets this upper apart is its proprietary pistol-length gas system with a +1-inch extension, designed to enhance cycling reliability and smooth out recoil in short-barreled platforms.

Fully assembled and test-fired, this upper is ready for action straight out of the box. It features a 0.750" gas block journal for compatibility with standard components and a black finish that resists wear in rugged conditions. The slim, freefloat M-Lok handguard keeps weight down while offering plenty of space for optics, grips, and other accessories. Whether you're building a pistol, SBR, or compact CQB setup, the Bite ’n’ Bark 2.0 upper delivers precision fitment and dependable performance with a unique gas system that gives it a functional edge.