New Black Market Ratted Underboss 31.8mm Stem

Black Market Bikes has re-upped their inventory of American made Underboss stems. They now are featuring some new colors done in “Rat” style. These Ratted stems are actually hand distressed in their California shop. Ratted Underbosses are available in Rat Black, Rat Royal Blue, Rat Gold and Rat Red. Regular colored Underboss stems are available in Black, Royal Blue, Gold, Purple, Red, and White.

Black Market Ratted Underboss stem
Ratted blue Underboss stem shown with -12mm rise

The Underboss stems feature a clamp diameter of 31.8mm with 50mm reach. These stems can be flipped up or down for +/- 12mm rise and weigh 210g. They also make 22.2mm and 25.4mm clamp diameter Underboss stems. You can purchase these stems through your local shop or Black Market’s webstore.

Gold standard Underboss stem with +12mm rise
Gold standard Underboss stem with +12mm rise

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