Topeak samsung galaxy s3 ridecasesuper lightweight mounting solution specifically for the samsung galaxy s3 makes using gps navigation quick and easy while riding sleek carbon case offers extra durability while off the bike quickclick for fast and reliable mounting machined aluminum for strength and durability stem cap mount is angle and rotation adjustable mount is compatible with all topeak phone packs 141x75x16cm case 96x32x24cm bikemount 248g case 48g bik