E-Bike specific spare battery carrier made of expanded polypropylene that provides excellent impact absorption, water resistance, high strength and thermal insulationCompatible with the following batteries: Bosch PowerPack 300/400/500 WH , Shimano Steps E8000 418/540/630 WH , Yamaha 400/500 WH and Brose 630 WHIntegrated grip straps secure the battery in place inside the boxEnough room for additional food, drink or other gear for your eMTB adventuresCompatible with Topeak`s MTX QuickTrack 2.0 system and the TetraRack M2LMTX19.1x9.4x8.3`520 c.i.BlackXX-Large (501-700 c.i.)UPC/EAN/GTIN: 883466033856