The Impact is a top-load BMX stem, cold forged from the highest quality 6061-T6 aluminum then CNC machined to refine the shape and further reduce weight.
- CNC-machined 6061-T6 aluminum
Manufacturer Promax
Manufacturer Part Number ST21-0BA73L60-BK
UPC 4711103651407
Model Promax Impact BMX Stem
Bar Clamp Diameter (mm)
22.2
Steerer Clamp Diameter
1-1/8"
Usually Ships in 2-3 DaysPlease Note: This product is usually available for shipment within 2 business days for orders placed before 3pm EST, Monday through Friday or within 3 business days for orders placed after 3pm EST, Monday through Friday.
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 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.