R55C + 1 mm soft compound performs well in dry conditions and tends to be low noise. Brake cartridge inserts are compatible with; BR-7900, BR-7800, BR-7700, BR-6700, BR-6600, BR-6500, BR-5700, BR-5600, BR-5501, BR-5500, BR-650, BR-R600, BR-R561, BR-CX70. 55 mm pad length.
Best Price: £7.95 from Merlin Cycles