uxcell #25 Chain Roller Sprocket, 5mm Bore 1/4" Pitch 10 Tooth Single Strand Chain Sprocket, C45 Carbon Steel 25 Roller Chain Sprocket with Set Screws for ISO 04C Chain, 2Pcs 23.5mmx5mm healthDE_Feb2024 -These are a excellent choice

-These are a excellent choice for a sewing machine belt

can well protect your eyes during works

you can buy them with confidence

2 x 4hole flanges

Newborn 940-GTD Drip-Free Smooth Hex Rod Parallel Frame Caulking Gun with Gator Trigger Comfort Grip

uxcell #25 Chain Roller Sprocket, 5mm Bore 1/4" Pitch 10 Tooth Single Strand Chain Sprocket, C45 Carbon Steel 25 Roller Chain Sprocket with Set Screws for ISO 04C Chain, 2Pcs 23.5mmx5mm healthDE_Feb2024 -These are a excellent choiceuxcell #25 Chain Roller Sprocket, 5mm Bore 1 4" Pitch 10 Tooth Single Strand Chain Sprocket, C45 Carbon Steel 25 Roller Chain Sprocket with Set Screws for ISO 04C Chain, 2Pcs Features: 1. Chain Sprockets are normally mounted in a fixed position on a fixed shaft. Round hole 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