jetprime_【PHC-002】_ハイコンプ・ピストン for BMW R 1200 GS 2004/2009

ハイコンプ・ピストン for BMW R 1200 GS 2004/2009. 
These high performance pistons are made by the Italian race piston product sector leader from specially selected materials of the lightest alloy metals to ensure a minimum level of product expansion and a very high level of product reliability.