The Calculated Low Ball Hexagon Series Stem is a low version of the iconic Fat Mouth stem, offering the same stiffness and superior grip strength for 22 mm handlebars but with a height reduction of 16mm. Featuring honey combed texture on the top cap and stem body for additional weight reduction and a little style. The Low Ball stems clamps in front of the steerer for more rider clearance and a cleaner rider area. The Low Ball is built for the racers that want a lower bar height and the best gate snap possible.

16mm height reduction
Stiffest BMX stem on the market
Suits 22mm (7/8”) handlebars
1 1/8” steerer
Stainless steel hardware
CNC’d from 6061 Alloy
Machined In Santa Cruz California
Lifetime Replacement Guarantee
Check out the embedded video to see BMX Ultra chatting with Casey Robinson from Calculated Racing.
SKU 81STEMLB02
Brand Calculated Racing