Anarchy Outdoors Little Bertha M6x1 Bolt Knobs Black. For a unique aesthetic and secure repeatable installation these Bolt Handles by Anarchy Outdoors will fit any rifle with a M6 x 1mm threaded bolt handle including the following: Accuracy International AE AW and AX; Bergara B-14; Blaser R8 Blaser R93; Browning Maral; Chapuis Rols; CZ 455 CZ 457;. Lithgow LA101 Lithgow LA102;. Mauser M12 Mauser M18;. Merkel Helix;. Sauer 100 Sauer 101 Sauer 200 STR. Features of Anarchy Outdoors Little Bertha M6x1 Bolt Knobs Accuracy International AE AW and AX; Bergara B-14; Blaser R8 Blaser R93; Browning Maral; Chapuis Rols; CZ 455 CZ 457 CZ 550 CZ 557; Lithgow LA101 Lithgow LA102; Mauser M12 Mauser M18; Merkel Helix; Sauer 100 Sauer 101 Sauer 200 STR Package Contents: Anarchy Outdoors Little Bertha M6x1 Bolt Knobs Anarchy Outdoors 791617487772: Little Bertha M6x1 Bolt Knobs Black