10cm black Aluminum alloy bicycle extension rod, multi-function extension bracket AZ10366 ¡¾Durable Aluminum Alloy¡¿Compared with carbon fiber rods, it is made of very strong alloy material. It is well polished and the colors are beautiful. Lightweight, portable and durable. The extra-long 20cm extension tube can assemble more objects.[Applicability] It can be installed on a 30mm handlebar. With hexagon wrench, easy to adjust.[Extra space for bicycle] Our bicycle grip kit includes a packaged bicycle handlebar extension and a hexagon wrench. Bicycle crossbar brackets for bicycle lights, speedometers, GPS devices, flashlights or smartphones, etc.[Handlebar protection design] The double-layer rubber pad can prevent the handlebar from slipping or scratching. Suitable for all types of handlebars.Purpose: Can install car lights/horns/code meters/mobile phone brackets, etc.Single pole 10cmDouble rod 20cm