Canon YF2-2010 Guide Collar
Canon CY3-2032 Filter Frame
Filter frame for the EF 24-70 2.8 L USM lenses. Use Option to select genuine Canon part or a premium quality spare part Made by USCamera China.
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This product has multiple variants. The options may be chosen on the product page
Canon YG2-2189 Power Diaphragm
Genuine Canon power diaphragm assembly for the EF 24-105 4.0 L IS USM lenses. Made by Canon Japan. Please note. Many times the power diaphragm is fine, just the FPC (Flexible Printed Circuit) has broken connections. Get the diaphragm FPCÂ here.
Canon YB2-0889 Scale Window
Genuine Canon scale window for the EF 24-105 4.0 L IS USM lenses. Made by Canon Japan.
New tape is recommended when installing this window, available here.
Canon YB2-0019 Window Tape
Canon CY3-2030 Rear Sleeve
Genuine Canon replacement rear sleeve assembly for the EF 24- 70 2.8 L USM lenses. Canon stopped supplying the lens mounts in various thicknesses and now supplies the rear sleeve assembly that way. This sleeve assembly can be damaged if the lens is impacted or crushed. Several sizes of this sleeve are available.  The most popular is 2.30mm and the next is 2.60mm. We stock the most common sizes and backorder the rest. Most backorders ship within 3 days after your order is placed.
More information concerning the rear sleeve measurements is listed in the Canon update bulletin here, ef2470 SM Correction
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This product has multiple variants. The options may be chosen on the product page