ROCKBROS Lightweight Alloy Aluminum Bike Water Bottle Cage - Secure Hold Bicycle Bottle Bracket Color:black smooth durable zipper closure

smooth durable zipper closure

ANTI-SKID NAIL: Up to 10 anti-skid nails on each side provide more secure on the pedals and hold your feet in place

including mountain bikes and road bikes

the base of bike rack is more wider than others

ROCKBROS Lightweight Alloy Aluminum Bike Water Bottle Cage - Secure Hold Bicycle Bottle Bracket Color:black smooth durable zipper closureSecure and Sturdy : The water bottle lock design on the top and the two durable arms will keep the water bottle staying in secure condition. This secure mechanism will protect your water bottle stay sturdily, whether riding on the bumpy road or hitting berms,the water bottle will not drop out Easy to Access: Two flexible arms combined the large openings to allow you to get the bottle in or out easily. You could pay more attention to riding,rather than