https://youtu.be/M1-L1AcrswU Double air chamber front fork Brand: Bolany Warranty:1 years Size:26"/27.5"/29" Active Travel:100mm Axle:9mm Crown:Forged Alloy Steerer:Alloy 28.6mm*30mm*220mm Stanchions:Alloy 32mm Weight:26" 1650g-1700g +/-50g (for reference only) 27.5" 1670g-1710g +/-50g (for reference only) 29" 1670g-1720g +/-50g (for reference only) Be applicable:MTB Road Bike Options: Straight Tube/ Hand control Advantage: 1.On left leg this is the positive air chamber with recommended pressure 120psi 2. This is a negative air chamber, which is used to adjust the soft or hardness. egative gas chamber 30-40psi. 3.Add positive gas first, then add negative gas The greater the negative air pressure, the softer the fork Negative air chamber should not be greater than 40 psi About the packaging method (You can leave a message telling us the packaging style you need. Otherwise we will be random)
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