Alpha / Edunburgh Elevator Traction Sheave, 360/485/605/685/805mm Multi-Groove Main Drive Traction Wheel

High-precision OEM traction sheave, perfectly compatible with Alpha and Edunburgh elevator main traction machines. Made of premium high-strength wear-resistant ductile cast iron. Adopts CNC precision grooving + factory strict dynamic balance correction. Features ultra-low noise, minimal vibration, outstanding friction performance and greatly extended service life. Full complete specification range with multiple outer diameters, groove counts and rope sizes. Standard original dimension for perfect installation fit without on-site modification. Ideal for elevator daily maintenance, renovation and bulk engineering project matching. Factory direct supply, strict quality inspection, global fast delivery and competitive wholesale pricing.