20", 21-406, 32 hole, 348 mm ERD (measured incl. spoke holes), approx. 429 g aluminum, double-wall, with black braking surface, incl. wear indicator Uneyeleted, Presta, 21 mm high, 21.2 mm inner width, 27.5 mm outer width, max. load up to 150 kg system weight, maximum spoke tension 1200 Nm, suitable for e-bikes Item article Version Double wall Width 27.5 cm Brake mount Hub Disc - 5-hole , Disc - 6-hole , Disc - Center Lock , Roller brake , Drum brake , no mount Brake compatibility Rim universal Braking surface yes E-bike type ready ERD 348 mm ETRTO 21-406 Color braking surface black Rim outer width 28 mm Rim height 21 mm Rim inner width 21 mm For wheel yes Main color black Double wall shape symmetrical Height 21.0 cm Wheel size 20 " Spoke hole no eyelets Number of spoke holes 32 hole Spoke hole diameter for 2.00 mm Text Wheel configurator suitable for e-bike Valve type Presta (SV) Wear indicator yes Permitted system weight 150 kg max. spoke tension 1,200 Nm