Weld Mount AT-3 Small White Nylon Wire Tie Mount - Qty. 100White Nylon Wire Tie Mount The AT 3 tie mount is smaller for panel and other small space applications. This part is molded in white nylon and is sized for a #3 wire tie with a maximum width of . 20". Average pull strength is about 50 lbs. The square base measures . 44" wide. Use this smaller wire tie for runs with only a few wires or where space prevents use of our larger tie mounts. Excellent for mounting compass wires on center console boats and for