MP21363B Back Plate for Knott 250×40 Brake Drums
- 1 bolt-on back plate for Knott 250×40 drums
- 58mm dia central hole
- 4×14.5mm mounting holes
- 71x71mm hole centres
- Complete with half shell
- For Ifor Williams trailers made after March 2014
Note: Brakes should only be serviced and replaced by competent technicians