Shimano Frs Os Riser

Specifications
Release Date	2009
Price
Weight	280 g
Color Options	Black
Width	685mm
Rise	20mm
Diameter	31.8	Diameter - The diameter refers to the width of the clamping area. Measuring either 25.4 or 31.8, 25.4 is more found on smaller bikes, while 31.8 is turning into a downhill and freeride standard.
Material	Thick-Wall AL-2014 T6

Shimano Frs Os Riser (MSRP $0) - Shimano Performance Parts.

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