1:our factory pro production OTIS elevator brushes Single, double row, three row, 2:have 30degree and ... °,30°,35°Base size19.5mm,20mm,22mm,30mm,41mm,47mmBrandThyssenKrupp Elevator,Mitsubishi Electric, Sienna,Otis,Hitachi, Xunda,Toshiba,Suzuki OTIS escalators ...