Deda Zero 100 Performance  ( 2013 )   31  Ahead handlebar stem  -   Matt  Black.

Length -  13 cm          -          Angle 82 degrees...

Suit handlebar diameter - 31.7 mm

Steerer diameter -  28.6mm   ( 1-1/8" )

Deda model Year 2012  

Weight - Approx.  135 grams..