Upgrade your Kahles I optic with one of our aluminum throw levers, speeding up magnification changes and target engagements without breaking the bank. Machined from 6061 Aluminum with a Type III Hardcoat Anodization for a precise fit and maximum durability. Our levers are proudly machined in the USA. Hinged construction installs quickly and is low profile enough to fit under nearly all scopes without removing for install. One-bolt installation makes perfect setup a breeze. Easily installs in a minute or less, and has a lifetime warranty. FITS ONLY KAHLES 312 & 624i.