Gearhead T15 Pro Replacement Power Tube Compatible with Gearhead T15 Pro Slingbows Gearhead T15 Pro Replacement Power Tube instructions: Slide the 2 Boxjax sound dampeners down the tube to expose the Power Tube attachment point Snip the zip ties from both sides on the limbs and remove the old Power Tube from the limb nipples Move the Bowjaxs from the old Power Tube onto the new Power Tube Slide the new Power Tube onto the the limb nipples Use a little dish soap to help the tube slide on easier. Take the new zip ties and tighten them over the tube onto the limb nipples at the location where it necks down Use the cutter again to remove the tail from the zip ties after tightening Slide the Bowjaxs back up and over the attachment point Retie your D Loop