MainDrive Integrated Headsets feature CNC machined alloy tops with 45/45 degree sealed mechanism retainer bearings.
Manufacturer ACS
Manufacturer Part Number 63831-2000
UPC 816411001907
Model ACS MainDrive Integrated Headset
Headset Style Threadless
Headset SHIS Type EC34/28.6/EC34/30
Headset Stem Size 1 1/8inch Stem
Color
Blue
Bearing Type
Cartridge
Crown Race
30
Defined Color
Blue
S.H.I.S Upper
IS42
S.H.I.S. Stem Clamp Diameter
28.6 Threadless
S.H.I.S Lower
IS42
Usually Ships in 5-7 Days
Please Note: This product is usually available for shipment within 5-7 business days. Contact for in-store availability, not all items are available for immediate pickup. If we are unable to meet these time frames due the rapid changes in revolving inventory you will be contacted via email. We do not not automatically partial-ship orders; the delivery time of your order is determined by the item on your order with the longest lead time. If your order is time sensitive we encourage you to contact us for up to the minute product availability and ship times to verify that we can accommodate your needs. Refer to our Shipping Terms for more information.
Please Note: This product is usually available for shipment within 5-7 business days. Contact for in-store availability, not all items are available for immediate pickup. If we are unable to meet these time frames due the rapid changes in revolving inventory you will be contacted via email. We do not not automatically partial-ship orders; the delivery time of your order is determined by the item on your order with the longest lead time. If your order is time sensitive we encourage you to contact us for up to the minute product availability and ship times to verify that we can accommodate your needs. Refer to our Shipping Terms for more information.