Protektor Umbrella For Walkers and WheelchairsBest protection against rain and sun, while the walkers can be guided with both hands, individual height adjustment, practical automatic opening, windproof thanks to the overlapping fabric construction, easy to assemble and disassemble, the rollator umbrella can be individually adjusted using the articulated joints, umbrella diameter 39. 37" (1,000 mm), incl. Fastening set for common walkers with round tube ( 0. 315" 1") or oval tube up to 2. 36" (60