• A top quality tripod collar which can be used with the following lenses:
120-300mm F2.8 EX APO
70-200mm F2.8 EX APO
100-300mm F4 EX APO
180mm F3.5 EX APO Macro
300mm F2.8 EX APO
This Tripod Socket can be used to replace the existing tripod collar on such lenses, providing better stability and handling.
• This accessory tripod mount collar provides greater tripod mounting surface and more robust construction than the standard tripod mount collar, supplied with some Sigma lenses.