Genuine Aprilia M6 X 30 allen head bolt for '01-'04 Futura, '98-'04 RS250, and '04-'06 RSVR, Factory.
This bolt's most important use is as a wheel lock on the RST Futura. Part no 11 in the diagram below.
This M6 X 30 bolt is used to fasten the rear stand spools on RS250s.
This M6 X 30 bolt is used to hold the voltage regulator on the '04-'06 RSVR, Factory.
Aprilia part no. 8152128