NDC Top Triple Clamp For Dirt Bars the NDC top triple clamp is made of 6061 billet aluminum and anodized black to give a nice long lasting finish. Our top triple clamp is designed to use a 1 1/8” dirt bike style handlebar and also has the ability to mount a GPR stabilizer. When using the GPR our forward mount bar risers are required. We have three bar risers total to choose from, 1” straight up, 1.5” straight up and our forward riser.
