Navistar SMR47196 Pogo Stick These 40 tall chrome plated Pogo Sticks come with a durable 3-Hole Beefy Clamp / 1 U-Bolt & 1 Eye-Bolt to provide the support you need to manage your tractor/trailer electrical and air lines. These tough sticks with their extra heavy duty internal spring are designed for use with heavier ABS cables. These pogo sticks with their heavy duty chrome plated steel bodies provide excellent long lasting support for air, vacuum and electrical cables and hoses running between tractor & trailer. The new included Beefy clamp with wider clamping surface provides better kink protection for air & electrical lines. The three line clamp has two 3/4" holes that will accommodate 3/8" I.D. hoses or spring guard protected aircoil leads. The center hole accommodates any 7 conductor or ABS trailer cable.