The fin holders are designed to clamp to a range of manufacturers' air frames and provide a way to hold a fin in place while being attached to the rocket.
The 29mm Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The BT60/38mm Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The BT55 Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The 54mm Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The 2.5 Inch (63mm) Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The 65mm Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The 75mm Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The 98mm Fin Holder is designed to hold a single fin in place while the root tab is glued in place whether it is a through wall or air frame surface mount.
The 8 Inch Fin Holder Kit is designed to hold a single fin (up to 3/8 thick) in place while the root tab is glued in place whether it is a through wall or air frame surface mount.