Specially designed for bicycle or stroller bottle cages CLAMP SIZE: 2 adapter pads let you customize your bike mount from 19-22mm and 30., 8-33mm,Suitable for most kinds of road and mountain bikes. CyclingDeal Bike Bottle Cage Saddle Mount Adapter - MTB Road Bicycle PLATT 2 in 1 bicycle bottle cage solves these problems, it can be installed on your bicycle handlebars, bicycle seat post, or bicycle frame it can be used for road bikes and mountain bikes, and you also can mount it in the strollers, scooters, wheelchairs, kids push bikes, toddler handle bar bikes or e-bikes. PLATT Bottle Cage Mount enables you to add an extra bottle cage fixing point to either your bike's handlebars or seat post , fits the tubes with diameter 19-22mm or 30., 8-33mm. MATERIALļ¼This Water bottle bracket adapter is Made of high-quality 6061 aluminum alloy material,Comes anodized in Black, Blue,Red and Gold,colorfast surface,great anti-corrosion,long service life. the holder can turns 90 degrees to suit mounting position. COMPATIBILITY: Designed for bike enthusiasts, for fixing most standard bike bottle cages and adjusting the best position of the water bottle cage, allowing you to conveniently carry your water bottle during your rides. EASY INSTALL Mounted water bottle holder on handlebar, seatpost in less than a minute . 6061 ALUMINUM ALLOY This Water bottle bracket adapter is Made of high-quality 6061 aluminum alloy material,Comes anodized in Black, Blue,Red and Gold,colorfast surface,great anti-corrosion,long service life. Side Load Water Bottle Cage Ready Stockš„AL-2 Bicycle Bottle Cage Mount For Handlebar Seatpost Holder MTB Road Bike Bicycle Bottle Cage Mount I.709909360 Bicycle Water Bottle Holder