Features:

Anti-shaking design
Working range 20-50mm
Designed for people who want to use their torch off their rifle or change between rifles in a hurry.
Features a large easily turned knob.
It is approximately 75mm between centres so suits those with large objective lens on their scopes like 50 or 56mm

Specifications:

Material: High Quality Plastic
Size(mm): full-size:110(L)X31(D)X31(D)
Min Size(mm):110(L)X25(D)X25(D)
Weight(g): 85/95