Features: *1. It is made of high-strength aluminum alloy material, strong and durable.? *2. It is light and compact, easy to carry .? *3. This is a multifunction tool, and provide some functions that can\'t be found on multi-function tools. *4. It has a tire lever, presta valve core remover, valve stem lock nut wrench and a pliers to open and close a chains master link. *5. It also provides storage for two sets of master link so you will be prepared on the trail.? *6. Magnets hold the master link securely in place and close the tool. Specifications: Material: aluminum alloy Color: black, red, gold, blue, gray, purple (optional) Size: 116 * 20 * 7.5mm / 4.6 * 0.8 * 0.3in Weight: 35g / 1.2ounce Package size: 150 * 100 * 100mm / 5.9 * 3.9 * 3.9in Package weight: 40g / 1.4ounce Packing List: 1 * 4-in-1 Tool Notes: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.