Use the optional Front Q-R Adapter to install the Rattler TC onto day scope lenses. The adapter must fit with the day scope front lens diameter. There are optional adapters for 30 mm, 44 mm, 50 mm and 56 mm objective lenses diameter.
The Front Q-R Adapter is not recommended for installing the Rattler TC on firearms with heavy dynamic recoil (0.308 Win or stronger).
The Rattler TC cannot be attached to scopes that include focus rings on the housing of the objective lens.