TC-8800-14. The Axim TC-8800-14 is an end load bottom pivot assembly for use with the Axim 8800 series concealed transom closer. It can be cut down to the required size using the 5mm groove line and is supplied complete with fixings to suit either floor or threshold fitting.. Fully height adjustable 31.5mm to 58.5mm. One full turn equals 2mm adjustment. 100kg max radial bearing loading. 70mm standard pivot point