Drain pipe bracket

下水50管支架，有长短2个版本，用于支撑悬垂的50厘米直径下水管。需要额外配件：1、螺丝贴2、M3×12螺丝 4个，M3螺母2个（其实比这个长度更长也可以） The following is machine translation：There are two versions of the 50 centimeter diameter sewer pipe bracket, long and short, used to support a suspended sewer pipe.Additional accessories required:1. Screw stickers2. 4 M3 × 12 screws and 2 M3 nuts (actually longer than this length is also acceptable)