An easy to install and easy to remove, the SportsStar(R) Speed Flex Adapter Set allows you to convert your Speed Flex helmet into a traditional snap post system without drilling. Easy to Install: Unscrew the thumb wheel from behind the Flex Ratchet Housing Remove the Flex Ratchet housing from the helmet Place the Flex Adapter in the same position Lock it into place by finger tightening the thumb wheel screw already provided with the helmet Additional Details