92mm Asymmetrical street light glass lens with SUS304 stainless steel holder and aluminum holder, for this lens, can be used for street lighting , road lighting , highway , railway , school, courtyard, square , pole lighting , pedestrian crossing ,tunnel light , can match different COB Led chips such as 19 x 19mm, 28 x 28mm, 38 x 38mm,20 x 24mm,24 x 19mm,19 x 16mm, 31. 5 x 31.5mm, 21.5 x 21.5mm, 18 x 18mm,24 x 24mm, 30.6mm,36.2mm,27.85 x 27.85mm, 18.85 x 18.85mm, 27.35 x 27.35mm,23.85 x 23.85mm,34.85 x 34.85mm, 17.85 x 17.85mm and other Chip on borad led chips , for RH-SL-48, we have silicon gasket and SUS304 stainless steel holder and aluminum holder, which can be easily installed