... 5000 Piece/Pieces 1)110 angle couplers ;right angle clamp, FIXED ; SWIVEL JIS standard clamp.2) size:48.6x48.6mm3 ... .65kg7)used for bracing and allowing tubes to be connected at any angle 8)OEM service is offeredswivel and fixed clamp(scaffold ... clamp,fixed clamp,right angle clamp,scaffolding coupler) swivel and fixed clamp(scaffold coupler,fixed clamp,right ...