Canon XA9-1336 EF-EF-S Screws
Canon XA9-1354 EF Screws
Canon XA9-1489 EF EF-S Screws
Canon XA9-1517 EF Lens Screws
Canon Parts, Cameras - Digital Powershot, Cameras - Digital SLR, Parts, EF EF-S Lenses, Screws - Genuine Canon
Genuine Canon XA9-1517-000 screws for EF, and EF-S lenses. See part lists for specific applications for these and other Canon imaging products. Package of 2 screws. Made by Canon Japan.
Canon XA9-1723 EF-EOS Screws
Canon XD2-1100-132 Retaining Washer
Canon YA2-0317 T-SE Screws
Canon YA2-0596 EF Screws
Canon YA2-0929 EF Screws
Genuine Canon collar retaining screws for the collar used in the EF 70-200 2.8 L USM, EF 70-200 2.8 L IS USM, and the EF 70-200 2.8 L IS II USM lenses.  Package of 1 screw. Made by Canon Japan.
The collar used with this screw is in stock here.