MÄDLERMÄDLER· Mechanics & transmission
Chain tensioner SPANN-BOX® size 1 short low tensioning force 12 B-2
Manufacturer part no.
Manufacturer part no.
Listed by MÄDLER at €285.88. Delivered to France, including shipping, VAT and any customs duty, it comes to about €361.06. Prices last checked on 2026-10-04.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
| Item | €285.88 |
|---|---|
| Shipping | €15.00 |
| VAT (20%) | €60.18 |
| Total delivered | €361.06 |
Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.
| Weight | 750 g |
| Height | 118 mm |
| Number of strands | 2 |
| Width of sliding surface | 30 mm |
| Din iso no | 12 B-2 |
| Material | Plastic (PE-UHMW) / Steel |
| Pitch | 3/4 x 7/16″ |
| Surface | Zinc-plated. varnished |
| Tensioning force | 174-96 N |
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).
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