BT56 - LD 1/4-20 Level Adaptor Mono-Lever Vihtavuori N500 series powders are

Vihtavuori N500 series powders are special high energy rifle propellants enhanced with nitroglycerin for extra ballistic performance - link to Manufacturer product page

There are extra cards to record data from different situations as well as rifles

A standard sling stud and Sling Stud spacer can be used as one fastener or two Button head machine screws can be used

Clamp is backwards compatible with standard ARCA rails by removing the two pins

IPSC shooters appreciate the quiet shooting behavior that can be achieved with the VAULT762

BT56 - LD 1/4-20 Level Adaptor Mono-Lever Vihtavuori N500 series powders areThe BT56 LD 1 4 20 Adapter is a novel solution to mount a Picatinny Rail lever mount to a Shooting Walking Camera Stick type monopod or Tripod supporting device that has a standard 20 threaded stud. Once the BT56 is installed on your supporting device using the 20 threaded hole found on the BT56 and is completed with a lever mount of your choice, your Picatinny Rail equipped Rifle, Pistol or Shotgun can be quickly mounted and held to your supporting