Spoke wheel, with PU tyres, non marking, wheel x width 170 x 43 mm, 4+ items. Supplied = assembled. Wheel diameter = 170 mm. Wheel size = 7x1.3/4 inch. Max. load at 4 km/h = 45 kg. Wheel width = 43 mm. Wheel bearing = ball bearing. Wheel material = polyurethane. Material of rim = plastic. Number of spokes = 3 pcs. Tyre profile = grooved profile. Hub bore = 8 mm. Hub length = 41 mm. Shore hardness = 75° Shore A +/-5° Shore A. Rim colour = black. Running surface colour = grey. Installation length = 45 mm. Product type = spoke wheels. Feature = non-marking, puncture proof, ball bearing flush. Non marking. Pneumatic or puncture proof tyres. With grooved profile.