Straight coupler

Silicone Straight coupler Standard colour:Blue/red/Black Structure: Inner rubber, middle rubber reinforment layer, out rubber Item No Bore mm Layer/Thickness SC51 51 3ply   4.5mm 4ply   5.0mm SC54 54 3ply   4.5mm 4ply   5.0mm SC57 57 3ply   4.5mm 4ply   5.0mm SC60 60 3ply   4.5mm 4ply   5.0mm SC63 63 3ply   4.5mm 4ply   5.0mm SC65 65 3ply   4.5mm 4ply   5.0mm…