TruVativ PowerSpline Bicycle Bottom BracketsTruVativ PowerSpline Bicycle Bottom Brackets The SRAM PowerSpline bottom bracket features a proprietary spline design used with many OE spec moderately priced TruVativ cranks. Crank bolts are included Heat treated chromoly 12 spline spindle to make sure it can go the distance with even the most demanding riders

better sealing against contamination

High-Quality Construction: Combines durable materials for long-lasting performance

The forged and precision-machined alloy rings feature Hyperdrive tooth profiles that are engineered to shift with precision and reduce wear

to perfectly accommodate different sized bikes and a wide variety of loads

Recharge Type:

5 hours Front Pulse 75 4 hours (+2 hours auto-Eco) Front Strobe 40 8

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hand-friendly touch and industrial-grade durability

Minimalist Design: Its pared-down physique is easy to store and access

and seals correctly

ProTint shields adapt to changing light conditions

* Tools: Reversible ratchet wrench for use with bits* Bits: 2 / 2