80SF21 Sprocket (QD Type) Ball Bearing Idler Sprockets this 24A roller chain is

this 24A roller chain is manufactured using heat-treated precision components

Dimension (D): 10mm

UCHA205-14 bearing is a 7/8" bore normal-duty hanger bearing that utilizes set screws to secure to a 7/8" shaft

Bearing ID: 1-3/4"

Size: 3B52SD

80SF21 Sprocket (QD Type) Ball Bearing Idler Sprockets this 24A roller chain isThis 80SF21 sprocket is a durable, high quality, and precision sprocket with 21 hardened teeth that is manufactured to accept an SF bushing. Something that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #80 roller chain and sprocket. This also prevents premature wear or breakage and means that the sprocket will directly interchange with other manufactures sprockets. This sprocket is