M4 M5 AEROSPACE ALUMINIUM SPACER STANDOFF BUSH  6MM OUTER DIAMETER 

M4 to M5 CLEARANCE  HOLES ALUMINIUM SPACER STANDOFF 

VARIOUS CLEARANCE HOLE SIZES AND LENGTHS

ALSO 

CONTACT FOR DIFFERENT QUANTITIES / MATERIALS / PRICES ETC

CAN DO  SPECIAL OR MODIFICATIONS ETC - MESSAGE ME...