The steel threaded body shock is unlike any shock on the market of this kind, this 1.500 id tube is honed to ensure long lasting valve control for consist performance throughout the year. The combination of high quality oil and billet parts ensure you that this is the best money can buy. The standard valve units come in valving of any configuration such as 1030, 3030 or any number combination thereof. The custom valved shock come in numbers like RF1-50 or 125/225 combination.