The UV3 0.375 Scope Rod is built specifically for the UV3 and the UV3XL Hunting Scopes to be used on the Spot Hogg Fast Eddie Sight Series. The UV3 Scope Rod comes with an integrated tool that allows adjustment to the set screws on the side of the UV3 and UV3XL. This convenient tool ensures you will never be in the field without the right tool for unexpected adjustments. The UV3 Scope Rod also comes with a 1/2" mounting bolt to easily install onto your Spot Hogg Fast Eddie Sight. No other hardware is required.