As the name suggests, the Xtreme Pro is designed for extreme demands. The forged and CNC machined alloy cups contain stainless steel industrial sealed cartridge bearings, with the lower bearing running on a stainless crown race. The Xtreme Pro has excellent durability, but still weighs under 100g.
1-⅛",Special Size ACB
Alloy top cover
Forged and CNC machined 6061/T6 alloy cups
Stainless Angular Contact Bearings
Stack Height 16.2+13.5=29.7mm
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