Bicycle Front Fork Head Tube Mtb Mountain Bike Cone Steerer Tube Extension Head Tubes 28.6x39.8x240mm Bike Accessories Parts - Bicycle Fork - AliExpress
How to extend a steertube for a bicycle fork - YouTube
Amazon.com : CYSKY Bike Stem Riser 28.6mm Bicycle Fork Stem Extender Aluminium Alloy Adjustable Handlebar Riser Adapter for Mountain Bike, Road Bike, MTB, BMX, Fixie (1-1/8" Black) : Sports & Outdoors
Bar stem extension tube. – Dont Stop Pedalling
1pcs Steerer Tube Extension Adjustable Bicycle Handlebar Riser Head Up Adapter | eBay
Amazon.com : LERWAY Bike Stem Riser Extender MTB Handlebar Stem Adapter with Hex Key for 1-1/8" 28.6mm Fork Aluminum Black : Bike Stems And Parts : Sports & Outdoors
20mm Steering Tube Extender Adapter For Straight Fork 1-1/8'' Or Taper – Dcbikes
Amazon.com : Fouriers Headset Expander Plug Top Cap For 1 1/8" Steerer Carbon Fork ID 22-25mm(black : Sports & Outdoors