SOCKET HANGUARD BOLT HK416 A5 MR556 A4 STAHLWILLE 🇩🇪August 27, 2026
Stahlwille 1/4″ Drive, 6 Point, 11 mm socket for HK416 and MR556 A4 handguard bolt.
HPQ high performance steel, chrome plated.
DIN 3124/ISO 2725-1, ASME B 107.5M, E DIN EN 3709 (test loads)
Made In Germany







