Thank You For Viewing Our Item We Have For Sale : Shaft Locking Retaining Pin D-CLIP -Zinc Carbon UK Steel 12 Sizes - Buy 3 To 25 There are all sorts of these on the market most of which are adonised finish and made in China out of cheap base metal which is not Sprung on the ring and also which can easily corrode.The pin is Zinc plated Carbon steel and the retaining clip is UK Zinc plated Sprung Carbon steel The picture shows the item from all angles, The head of the pin is much heavier than most pins and these items will withstand corrosion for extended periods of use. These items come in a variety of sizes of sprung ring with varying length and thickness of Pin The D is the pin Diameter on our size guide The L is the length of the pin The final size in the drop down selection on this listing is the Shaft Diameter Maximum for the item.