Flex Fletch Flash Flo 2 in. 39 pk. Neon. These Arrow Tips & Bases by Flex Fletch are excellent for do-it-yourselfers since they can be installed by the user without the need for a backer rod or special installation tools. The Flex Fletch Flash Flo Bolt & Felt Combo Pack offers unparalleled strength with excellent memory for the shooter who wants to fletch their arrows at home. Install a pair of these Flex Fletch Flash Flo Bolts & Fetches onto your arrow to experience instant success on your next outing. Specifications for Flex Fletch Flash Flo: Manufacturer: Flex Fletch Color: Neon Package Contents: Flex Fletch Flash Flo Flex Fletch FLASH-FG-39: Flash Flo 2 in. 39 pk. Neon