Truvativ Howitzer XR Bottom BracketViews:
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|Miscellaneous||Truvativ Howitzer XR Bottom Bracket. Bottom Brackets. The Howitzer Bottom Bracket System provides a bombproof Bottom Bracket for the extremes of Freeride and DH applications. The Howitzer BB features oversized cartridge bearings to produce a super durable external BB system. We built this system fr .... .|