The Blackburn MC-1 Mountain Water Bottle Cage features large-gauge aluminum that is strong and light. With an extra secure grip, the MC-1 keeps your bottles in place throughout the shreddiest of rides. Features: This unique design features a knurled top that grips tightly so that lost water bottles become a thing of the past Holds standard or extra large sports water bottles Specifications: Mount: Frame Material: Aluminum Application: - Color: Black Weight: 68g