See more: Broadheads
To install Swhacker replacement blades-insert blades into the slot of the ferrule (the arrow head). Secure in place with the setscrew. Ensure that the blades rotate freely from open to closed. Install shrink tubing by placing a single band over the tip with the blades fully enclosed in the slot. Slide the band down the ferrule until it is in the slot. Slide the band down the ferrule until it is in the retaining groove. The blades may move slightly. If the band does not stay in the retaining groove
