The GRA2130 is a rotor arm, a key component in the ignition system of cars with 45D or 59D type distributors.
CLASSIC MINI LUCAS ROTOR ARM, DRB147 GRA2143 ROVER MINI COOPER SPI
Classic MINI 45D Distributor & Sports Coil, Red Rotor
Classic Mini Ignition Kit MK4 1974 to 1990 45D Leads Rotor Arm Points
Classic Mini Ignition Service Kit Dizzy Cap Points Rotor Arm Condenser 25D4 SIDE
Classic Mini Ignition Service Kit Dizzy Cap Points Rotor Arm Condenser 25D4 TOP
Classic Mini Ignition Service Kit Dizzy Cap BLUE Points Rotor Arm Condenser 59D4