MagnetoSpeed Sporter Chronograph Kit

The MagnetoSpeed Sporter chronograph was designed to be used on barrels from 1/2 inch up to 1 inch in diameter. In can also accommodate muzzle brakes and flash hiders up to 2.7 inches in length. Ideal for contoured rifle barrels (sporter barrels) and long-barreled revolvers. (Note: Not compatible with the Large Brake Adapter or the V3 Rail Adapter.)MagnetoSpeed Sporter features :Simple, one-button cycling display (shows recent shot velocity and statistics, plug in to turn on)Battery : 9-Volt (included)Easy access battery compartment, no need for screwdriver to swap batteriesThree sensitivity settings for fine-tuningIntegral, quick-attach strapping system; with metal buckle and triad thumb nutProven technology with updated sensor designIntegral 3.5 foot sensor cordKit Includes:Display UnitBayonet-style sensor (Bayo)Thick and thin rubber V-block spacersHeavy duty strap with thumb nut tightenerUltra-compact storage container.