5 Leaf x 45mm x 8mm BLACK Powder Coated Centre Pinned SHACKLE SPRING 635mm 1300KG PER PAIR
45mm x 635mm shackle eye to eye spring. Also known as a short shackle spring. Black powder-coated or Galvanised (sold here).
- 25 inch (635mm)
- 45mm x 8mm Leaf Spring
- 9/16 inch shackle bolt diameter.
- 2 x 9/16″ Nylon bushes
- Camber 100mm
Tandem trailer uses short shackle centre springs or standard offset shackle springs. Suits 13″ and 14″ wheels only.
How are springs rated?
Firstly, springs are tested by cyclic compression in a hydraulic press to maximum compression.
Maximum compression is approximately 50mm. After several hours of successful testing, the spring is then a rated.
4 Leaf 550kg
4 Leaf 550kg – Galvanised
5 Leaf 650kg – Galvanised
Center pinned means the centre bolt locates at the centre of the spring.