The muc off two prong brush is ideal for reaching hard to shift dirt on spokes discs shocks cranks linkages and pedals now with an updated design this muc off brush features a durable impact resistance dual density handle so it won39t slip in extreme conditions hardwearing nylong bristles can withstand serious abuse so you can scrub til your hearts content wha39ts more these bike cleaning brushes have rubberised impact zones to further increase durability this is