VSSJAF(C2F) Double Flanges Transmission Joint: Mainly composed of body， sealing-washer，gland，short slides，this product is applicable to pipes which connected with Flange on both sides, modulate the product’s length between Flange while installing. Screw down bolts after installation to integrate the structure and guarantee a certain shift which will facilitate the adjustment of size while installation. It can turn the axial thrust on the whole pipe.