Pack Of 4 Aluminum Shaft Collars 6mm Bore, One Piece Clamp Style, 20mm Outer Diameter, 8mm Thick, M4 Set Screws, Lightweight, Corrosion Resistant, Easy Install, No Fuss Quick Clamp, Will Not Mar Shaft
✔️ One-piece clamp design, 8mm thick, M4 set screws, corrosion resistant
These aluminum shaft collars come in a 4-pack featuring a 6mm bore and 20mm outer diameter, delivering light weight, corrosion resistance, and easy clamp-style installation. The collars use high-strength M4 set screws to secure without shaft damage, making them ideal for frequent disassembly and precise positioning of pulleys, bearings, and shaft ends in machinery and hobby projects.
✅ 4-piece pack, 6mm bore, 20mm OD, 8mm thick
✅ Aluminum alloy with surface oxidation for corrosion resistance
✅ One-piece clamp keeps shaft safe from damage during tightening
✅ M4 set screws provide secure, adjustable grip
✅ Common uses: stopping, positioning pulleys, fixing bearing inner rings
💡 What is a shaft collar used for in mechanical systems and automation setups?
Short intro: A handy tool that locks parts in place and keeps everything aligned.
- Position pulleys, gears, and bearings to prevent axial play - Lock collars with set screws for easy maintenance and quick disassembly - Use in gearboxes, motor bases, drive shafts, and automation rigs - Lightweight aluminum collars resist corrosion and won't dent shafts