wheel center: polypropylene grey bearing: central ball bearing threadguard: large nylon threadguard
galvanized and blue passivated sheet steel housing, pivot bearing with a double ball race, bolt hole fitting by bolt hole Ø 11 mm, housing with material strength 1.5 mm (fitting) and 2.0 mm (fork), clearance between the fork individual, wheel rim made of polypropylene with a tread made of thermoplastic rubber (95 ° Shore A) grey colored, central ball bearing, screwed wheel axle (incl. all axle material).
