Aluminum Alloy Bike Adjustable Stem Riser 31.8x130mm MTB Bike Handlebar Heightening Stem Riser

Feature: 1. High Strength: Made of aluminum alloy, sturdy and durable, 3D forging process, matte surface, smooth and not hurting hands. 2. Safe and Stable: Fixed with hex socket screws, lock design of handlebar fork with hex socket screws, not easy to fall off, safer riding. 3. Improve Riding Posture: Angle can be adjusted, stem positive 90 degrees negative 40 degrees adjustable, which can release waist pressure and relieve back pain. 4. Dust Proof Cover Design: Rubber dust proof cover is used to fit the vertical cover tightly, and it can be waterproof and dustproof after being locked. 5. Hollow Shock Absorption Design: Compatible with strength and light weight, reducing riding burden. Specification: Item Type: Bike Adjustable Stem Color: As Picture Shown Material: Aluminum Alloy Torque Setting: 1012N.m Weight: Approx.378g13.3oz Stem Length: Approx. 195mm7.7in Center Distance: Approx. 130mm5.1in Front Fork Diameter: Approx. 28.6mm1.1in Handlebar Diameter: Approx. 31.8mm1.3in Adjustable Angle: Positive 90 degrees , Negative 40 degrees Installation Height: Approx. 40mm1.6in. Package List: 1 x Bike Adjustable StemHigh Strength: Made of aluminum alloy, sturdy and durable, 3D forging process, matte surface, smooth and not hurting hands. Safe and Stable: Fixed with hex socket screws, lock design of handlebar fork with hex socket screws, not easy to fall off, safer riding. Improve Riding Posture: Angle can be adjusted, stem positive 90 degrees negative 40 degrees adjustable, which can release waist pressure and relieve back pain. Dust Proof Cover Design: Rubber dust proof cover is used to fit the vertical cover tightly, and it can be waterproof and dustproof after being locked. Hollow Shock Absorption Design: Compatible with strength and light weight, reducing riding burden.