Premier Series #25-2 Double Strand Stainless Steel Offset Link #140 F-Type Sprockets This 40BS15 sprocket featured a

This 40BS15 sprocket featured a 1/2" finished bore with a key-way and two set screws

60C17 sprockets with a stock bore comes with the standard 3/4" ID hole with no keyway or set screws and can be easily machine bored to custom sizes

Set Screw Size: 15/16"-13UNCX15/16"

UCHA209-26 bearing is a 1-5/8" bore normal-duty hanger bearing that utilizes set screws to secure to a 1-5/8" shaft

utilizes a high-strength spring clip for retaining

Premier Series #25-2 Double Strand Stainless Steel Offset Link #140 F-Type Sprockets This 40BS15 sprocket featured aOffset links are also commonly known as half links. This offset link is premium quality and manufactured out of 304 Grade stainless steel. #25 2 double strand stainless steel offset links are manufactured specifically for #25 2 double strand stainless steel roller chain and are commonly used for adding additional links or making repairs on the roller chain. It is often a good idea to keep a few connecting links on hand because they are good for making