Material: Housing from steel, zinc-plated, black lackered. Chain rider from ultra-high-molecular polyethylene PE-UHMW.

These ready-to-install tensioners enable noise reduction and wear reduction at chain drives.

• With three springs. On choice: Two tensioning force versions. At both versions, three different forces can get activated.
• With colored wear-off indicator: Green: o.k. Yellow: still o.k. Red: Tensioning force too low.
• Usable travel up to the end of the yellow range: About 32mm. Total travel about 40mm.
• Interchangeable with similar parts of other suppliers.

Temperature range: -20°C to +60°C (short time up to +80°C).