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Canon YA2-3476 Tripod Collar

Genuine Canon tripod collar guide roller for the EF 300 2.8 L IS USM lenses. This part has been discontinued. Made by Canon Japan. If you need the retaining screw for this collar, go here.

Canon XA9-1047 EF Screws

Genuine Canon shoulder screws for the EF 300 2.8 L IS USM and EF 400 4.0 DO IS USM lenses and other Canon imaging products.  Package of 1 screw. Made by Canon Japan.  This screw was made for this tripod collar guide roller.

Canon CY1-2837 Fixed Barrel

Genuine Canon fixed barrel assembly for the EF 100-400 4.5-5.6 L IS USM lenses. Made by Canon Japan. This part was discontinued in 2021.

Canon CY1-2833 Focus Ring

Genuine Canon focus ring unit for the EF 100-400 4.5-5.6 L IS USM lenses. Made by Canon Japan. This part has been discontinued without a replacement.

Canon YG2-0214 Power Diaphragm

Genuine Canon power diaphragm assembly for the EF 70-200 2.8 L USM lenses. Made by Canon Japan.

Canon YA2-4731 Scale Window

Genuine Canon scale window for the EF 70-200 2.8 L IS USM lenses.  New tape is recommended when installing this window, available here. This window is out of stock and was discontinued in May 2019.

Canon YG2-0453 USM Motor

$0.00
Genuine Canon USM motor assembly for the EF 50 1.4 USM lenses. This part number is out of stock and has been discontinued by Canon. Replaced by a new part number here.

Canon YG2-2031 Power Diaphragm

Genuine Canon power diaphragm assembly for the EF 28-105 4-5.6 USM lenses. Made by canon Japan. This part was discontinued in June 2014.  We have no other source at this time.

Canon YB2-0310 Focusing Scale

Genuine Canon focusing scale for the EF 24-70 2.8 L USM lenses. Made by Canon Japan.