The Steyr Arms TAC Scout 1/2 x 20 to 5/8 x 24 Thread Adapter TAC-SCOUTADAPTER is a precision-engineered accessory designed to enhance the versatility of your Steyr Scout rifle. This adapter allows for the attachment of muzzle devices with a 5/8 x 24 threading to the existing 1/2 x 20 threaded muzzle on the original Steyr Scout and older SBS ProHunter II rifles. Constructed from durable materials, the adapter includes a cap and two check nuts for secure installation. Ideal for custom builds and upgrades, the Steyr TAC Scout Thread Adapter is a valuable addition to your rifle setup. Steyr Arms TAC Scout 1/2 x 20 to 5/8 x 24 Thread Adapter TAC-SCOUTADAPTER