This 66-piece Seachoice Stainless Steel Cotter Pin Kit contains a selection of the most popular sizes of strong, reliable Cotter Pins that can be used with a wide variety of fasteners, especially castle nuts (sold separately). These Cotter Pins' Stainless Steel construction ensures reliable, long-term corrosion-free performance. They will deliver reliable fastening and securing of various fasteners. This kit includes Cotter Pins in the most commonly used sizes and lengths. The fasteners are packaged in a container that measures 4 inches W x 6 ¾ inches L x ¾ inches H. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters, offering a wide-ranging product line while remaining affordable.