Profile: Custom Assembly, Inc. manufactures front tap shoe & cutover tools for telecommunication industry. Our products include cutover blocks, extension cables and test cords & clips. We also specialize in custom fabrication and design. Our cutover system provides a process to prepare the central office distributing frame and the cable vault area for the addition of a new switch and/or additional outside plant cables. The replacement cutover system provides the cutover to a new main distributing frame.