The BT20-B/ARCALOCK Clamp is our BT20-B Picatinny Rail installed onto Area 419’s ARCALOCK Clamp. It will accept any rail mounted bipod.

The BT20-B Rail is machined to Picatinny rail standards from 6061-T6 aluminum with Mil-Spec Type III Class 2 finish. Available in black only.

The ARCALOCK Clamp features a proprietary two-stage screw design. Both the Clamp and Knob are machined from 6061-T6 Aluminum with Type III Hardcoat black anodized Clamp and Knob. The screw is turned from 303 stainless steel.

The clamp is manufactured by Area 419 NOT by B&T Industries L.L.C. All warranty issues are to be processed through Area 419. It can be used on our Atlas V8, PSR, CAL and Super CAL models.

  • Weight: 3.2 ounces
  • Length: 1.6″