The Canon Tripod Ring B(W) is compatible with the Canon 70-200mm f/2.8L USM, Canon 70-200mm f/2.8L IS II USM and Canon 100-400mm f/4.5-5.6L IS USM lenses.
The Canon Tripod Ring B(W) is compatible with the Canon 70-200mm f/2.8L USM, Canon 70-200mm f/2.8L IS II USM and Canon 100-400mm f/4.5-5.6L IS USM lenses.