Like new condition

Arca style plate for Canon tripod mount B used with 100mm f/2.8 USM Macro, 180mm f/3.5L Macro & MP-E 65mm f/2.8 Macro, 300mm f/4 IS, 70-200mm f/2.8 IS & 100-400 f/4.5-5.6 IS lenses

$35 plus shipping and paypal