Topeak defendertrade m3 mudguard the topeak defender m3 offers great value in a modern removable front fender the m3 features an innovative quick release system for quick removal or installation a highly polished underside helps prevent dirt buildup and aids in cleaning defendertrade m3 is the perfect choice for cyclists needing a lightweight durable and removable fender fits mtb 26 tyres up to 26 x 22 features attachments qr fork attachment fits oslash196 oslash26 mm amp