Mount your ignition coil to a frame or rollcage tube with this silver anodized aluminum clamp-on mount. Accepts any ignition coil we offer, as well as most other round ignition coils from 2 to 2 3/16 inch diameter or square coils from 2 1/8 to 2 1/4 inch corner-to-corner. Coil is positioned 90 degrees to the frame tube.