CP3894D51 (18 mm) type pad. Fits the following AP Racing calipers:
CP3894, CP3895, CP3896, CP3897, CP4090, CP4096, CP4097, CP4098, CP4611, CP4612, CP4894, CP4909, CP4910, CP4915, CP4920, CP4921, CP4922, CP4930, CP5060, CP5210, CP5555, CP5560, CP5570, CP5580, CP5611, CP5630, CP6315.
Also fits the following Hi-Spec calipers:
MegaMonster & R152-6.
Ferodo Racing Brake Pads - DS2500 Range: A new race developed compound designed for heavy duty use, making it the ideal choice for track days. The pad provides a consistent coefficient of friction (0.50) at low and high temperatures giving very predictable braking, whilst still providing good life for the pad and disc. Combined with low dusting of the wheels and low noise, this brake pad is for the driver who demands the ultimate in braking performance.