POF USA Enhanced Anti-Tilt Buffer Tube for AR15 .223. 223 is the best modification for your firearm. These AR15 Buffer Tubes from the geniuses at POF USA is crafted from Mil-Spec aircraft grade aluminum to withstand repeated usage and firings. With an anti-tilt buffer the POF USA Enhanced Anti-Tilt Buffer Tube 7075 for AR15 .223 prevents unnecessary wear and tear from ruining your shot. Replace your factory grade tube with the sleek and stylish POF USA Enhanced Aluminum Anti-Tilt Buffer Tube for AR15 .223. Specifications for POF USA Enhanced Anti-Tilt Buffer Tube for AR15 .223: Manufacturer: POF USA Color: Black Gun Model: AR-15 Additional Features: 6 position Condition: New Features of POF USA Enhanced Anti-Tilt Buffer Tube 00342 for AR15 .223 1UC-RBT-CREAT Mil-Spec 7075-T6 aircraft aluminum Anti-tilt Buffer Tube "carrier cradle" extensions prevents carrier-tilt buffer-detent button doubles as a lock (3) extra drain holes for marine environments. Replacement Compatible with All P415 and P416 rifles with 6 position buffer tube Package Contents: POF USA Enhanced Anti-Tilt Buffer Tube for AR15 .223 1UC-RBT-CREAT What firearm models does the manufacturer say POF USA Enhanced Anti-Tilt Buffer Tube for AR15 .223 is compatible with? The manufacturer says that POF USA Enhanced Anti-Tilt Buffer Tube for AR15 .223 is compatible with AR-15POF USA 00342:Enhanced Anti-Tilt Buffer Tube Mil Spec.223 / 5.56 6 position Black