The Guide Clip-On Adaptor Rings are compatible with the Guide TB and TA Thermal Clip-Ons. There are 3 size options that can be used on scopes with an outer diameter of 38mm-64mm.
Additional Information:
Adaptor Ring
A – 38/40/42/44/46mm, B – 48/50/52/54mm, C – 56/58/60/62/64mm
