Canon YA2-3665 Guide Collar
Genuine Canon lens guide collar for the EF 16-35 2.8 L II USM and EF 100-400 4.5-5.6L IS USM. Made by Canon Japan. See the detail below to measure your lens guide collar.
Use choose an option and select from available sizes.
Use the detail to measure your lens guide collar, then pick from available sizes.
Use the detail to measure your lens guide collar, then pick from available sizes. 
Canon CY2-0594 Wind Lever Cover
Canon YA1-1229 Focus Knob
Genuine Canon focus knob for the 18x50 IS AW binoculars. Sold as pictured. Made by Canon Japan.
The screw used to retain this knob is listed here.
Canon CF1-0920 Battery Cover
