Odyssey gtx s sealed gyro if you are in the market for an affordable quality sealed gyro with bearings then the new gtx s is for you our original dual cable detangler system has been the industry standard since day one odyssey has been making the gyro since 1986 and constantly improving it along the way by offering a stripped down bearing unit body and using 6061 aluminum versus 7075 like gtx r odyssey are able to offer you a more affordable sealed gyro odyssey gtx s sealed gyro specifi