More on Amazon.com : http://www.amazon.com/gp/product/B007S2396A?tag=thefatkidin06-20 <br /> <br />SUNWAYFOTO LF-C1 Lens Mounting / Replacement Foot for Canon Lenses Arca Compatible Sunway <br /> <br />SUNWAYFOTO brand Arca-Swiss compatible <br />Converts the Lens foot to an Arca-Swiss compatible QR plate <br />All metal construction <br />Dovetail Length 903mm <br />Includes 2 x 14 female mounts 4 x Hex Head mounting screws 2 x 3mm safety stop screws and allen wrench
