Material: Housing from thermoplast. Chain rider from ultra-high-molecular polyethylene PE-UHMW. Screws and spring from stainless steel.
These small, ready-to install tensioners enable noise reduction and wear reduction at chain drives.
• With spiral, linear spring. On choice two tensioning forces.
• With colored wear-off indicator: Green: o.k. Yellow: still o.k. Red: Tensioning force too low (below 32N or 60N).
• 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).