PROMEND MTB Bicycle Headset with Bottom

Brand: PROMEND

Model: HP-4430/HP-4439/HP-5130/HP-5139/HP-5630/HP-5639

Weight: 103-132.5g

Colour: Black

Material: aluminum alloy

Applicable frame: HP-4430/HP-4439 head tube upper inner diameter 44mm lower inner diameter 44mm

HP-5130/HP-5139 head tube upper inner diameter 44mm lower inner diameter 50.6mm

HP-5630/HP-5639 head tube upper inner diameter 44mm lower inner diameter 56mm

Applicable front fork: HP-4430 upper outer diameter 28.6mm lower outer diameter 30mm

HP-4439 upper outer diameter 28.6mm lower outer diameter 39.8mm

HP-5130 upper outer diameter 28.6mm lower outer diameter 30mm

HP-5139 upper outer diameter 28.6mm lower outer diameter 39.8mm

HP-5630 upper outer diameter 28.6mm lower outer diameter 30mm

HP-5639 upper outer diameter 28.6mm l ower outer diameter 39.8mm