Brownells - Installing A Two Piece Four Rail Handguard
This guide details the process of installing a two-piece four-rail accessory handguard system on an AR-15 platform. It emphasizes the critical safety step of verifying the firearm is unloaded. The procedure involves using a specialized tool to compress the Delta ring for the removal of factory handguards and the subsequent installation of the new rail system, noting the specific angled fit required for some aftermarket designs.












