Bike fork stem extender is a helpful tool to raise up the head handlebar of your beloved bicycle.Take the discomfort away from your upper back, neck and wrist ,and bring you relaxed cycling experience. Features: ? Aluminum Alloy Material with polished anodized finish, Solid, Secure, Durable. ?The product equip with 5 gaskets, can increase the height up to 100mm.And can freely adjust the gasket to fit your own height. ?Suitable for Most bike with 1-1/8” threadless steering tube. ?Wide application, suitable for most MTB Mountain bike, Road bike,and more. ?Color: Black, Silver, Red, Blue. ?Weight 6.91 oz,light weight and handling more flexible. Installation steps: 1. Remove the cover of original bike handlebar. 2. Remove the handlebar stand. 3. Install the bike fork stem extender, then adjust the position and fix the adjustment screw. 4. According to the height you need to increase some gaskets. 5. Install the handlebars stand and fixed the screws on the stand. 6. Finally, install the cover of the bike fork stem extender. Package including: 1 set of fork stem extenderPRACTICAL: High toughness handlebar extender that is hard to loose, more safety when use.Work on Mountain Bike, Road Bike, MTB, BMX,and more. EASY INSTALLATION: Just connect up the original front fork stem extender.Handling more flexible, light weight, much easier to force when climbing. WIDELY COMPATIBLE: Don't worry about buying a handlebar adapter that doesn't fit your bike. Our Bike Fork Stem Extender suitable for most Bike 1-1/8 inches threadless steering tube. HIGH STRENGTH: This Bike handlebar riser is made of aluminium alloy material with polished anodized finish, solid and durable. ADJUSTABLE: The product equip with 5 gaskets, 5x10mm can increase the height up to 100mm (3.93"). It can adjust the gasket to fit your need freely, reducing the pressure of waist effectively, biking more relaxed.Date First Available: April 25, 2019. Best Sellers Rank: #16,924 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 893 ratings 4.6 out of 5 stars. : B07R41C7MF. Part Number: ?SRR-001BK-BZ. Manufacturer: ?ZUKKA. Material: ?Aluminum-alloy. Color: ?Black. Brand Name: ?ZUKKA. Package Weight: ?0.23 Kilograms. Item Package Dimensions L x W x H: ?5.9 x 1.9 x 1.9 inches.