The Topeak E-Xplorer TrunkBox is an ebike specific spare battery carrier made of expanded polypropylene providing excellent impact absorption, water resistance, high strength and thermal insulation. The grip straps secure your spare battery in place, there’s even enough room to carry additional food, drink and gear for your eMTB adventures!

• Carries spare batteries with dimensions within 42 x 10 x 11 cm / 16.5” x 3.9” x 4.3”
• Compatible with TetraRack M2 / M2L
• 939 g / 2.07 lb
• Integrated MTX QuickTrack 2.0 system with additional straps allows to slide and lock on Topeak TetraRack M2L securely
• Expanded polypropylene body is weatherproof and insulates making it suitable for E-bike battery carrier