QR Code Link to This Post Kuryakyn Hypercharger Trap Door.....for metric.............$10These replace the existing trap door on your hypercharger. Will not fit the Pro modelthese are 4 bolt, and are easy to install/replace existing.I have 6 different models90 cubic inch......polished 90 cubic inch.......black95 cubic inch.......black 98 cubic inch......polished102 cubic inch.....polished 102 cubic inch.......blackthese are new