20 Teeth Sprocket 1/4" Pitch, 16mm Bore Carbon Steel, Keyway with Set Screws 13mm X 10mm the single cycle can not

the single cycle can not be electrified for a long time

Also can be used to transport fuel oil

4 Pieces 2

Size 3: 5cm / 1

package includes 7 size punch needles

20 Teeth Sprocket 1/4" Pitch, 16mm Bore Carbon Steel, Keyway with Set Screws 13mm X 10mm the single cycle can notFeatures: 1. Chain Sprockets are normally mounted in a fixed position on a fixed shaft. Keyway with 2pcs Set Screws at 90 degrees. The shaft can be fixed well, which is convenient to use. 2. The chain sprocket should not rotate at a greater speed than is allowable for drive sprockets of the same size. Every roller chain sprocket comes with strong teeth that can latch onto the chain. It is suggested that chain sprockets have at least three teeth in