Orange Seal 48mm Tubeless VersaValve Kit 60893. VersaValve consists of a valve stem with a large, sturdy base plate that can be fitted with different shaped rubber grommets to function as a universal tubeless valve system. The large base plate ensures a solid contact with the rim bed and the adaptable grommets guarantee an airtight fit on all shapes and depths of rim. Grommets are easily replaceable and the various stem lengths mean valve extenders are no longer necessary on deep section wheels. Orange Seal 48mm Tubeless VersaValve Kit 60893 Handy paired packaging includes VersaValve stems, two types of grommet, extra valve cores, RVC tool Ideal for road, mountain, CX, and ALL presta valve applications