Wren Tinker Juarez Signature Carbon bottle cage. The only bottle cage World Champion Tinker Juarez trusts to hold his bottles over the roughest terrain. Tinker's cage features dual bottle grabbers for a vice-like grip, 3K/UD carbon construction for strength, top-loading and weighs only 22 grams. Grabbers are removable and replaceable. Cage comes with 2 stainless steel bolts for mounting.