Canon Extension Tube EF12 II brand_B+W But it works well

But it works well

it's not tiny tiny (interior dimensions are approximately 11x26x30cm) but it's definitely sized down from your normal run of backpacks

But for anyone else

with minor cosmetic paint wear (mostly at the base edges)

with a few minor scuffs at the hood mounting lugs

Canon Extension Tube EF12 II brand_B+W But it works wellCanon Extension Tube EF12 II for Canon EF mount, in excellent cosmetic condition, with light finish wear on mounting surfaces. Adds 12mm of extension to mounted lens, improving close focus capability while maintaining complete communication between lens and camera. Includes front and rear caps.