MUQZI Fork Steerer 28.6mm 31.8mm Expander Bike Headset Stem Extender Carbon Fiber Alloy Fork Expansion Compression Plug

MUQZI Fork Steerer Expansion PlugMaterial: 6061 aluminum alloy + steel Expansion range: 21-30MM Specification: 28.6MM/31.8MM Net weight. 30MM:about 41g 50MM:about 62g 80MM:about 91gFeatures:It is made of high quality material, which is very durable and reliable. The strong compression plug is good for the carbon tube, it provides more pressure and also protects the carbon tube. Eliminates the risk of damage and provides extra support for the fragile top edge of the steering. (Star nut is for aluminum tubes only) Easy to install. There is no need to use professional tools or force to knock in, as long as the hex wrench is screwed in. Replaces the conventional star nut .Robust And DurableAluminium Alloy + Steel Material . With High HardnessHigh Wear Resistance , CNC Machined For a Tight Grip On The ForkLength can be selectedFree Choice Of Length, The Longer The Length The More Contact Surface Better Results And Better Anti-Slip PropertiesWrap-Around Pawl Teeth Stronger BiteAdopt Three-Flap Long Pawl Height 30/50/80mm,High Bite StrengthFor OD 28.6/31.8MM ForkCarbon Fiber Fork And Mountain shock Fork Are Suitable Expansion Range: 21MM-30MMAnti-Slip TipsUse Needle File To Make The Inside Of The Fork Tubes a Little More Rough. Anti-Slip Effect Will Be Better.No Damage To The ForkNo need to use tools to force in,Damage to carbon fiber forks,Simply screw in the Hex Wrench,replaces traditional and star nut assembly.