OptiMate 4 Dual Program 12V Battery Charger / Optimiser Boots easier on rotors and have

easier on rotors and have a brake “feel” preferred by many riders

Lowers the charge rate and gives a topping charge to ensure the battery is charged to 100%

It has been designed to fit the following models:

these boots offer excellent durability and protection

including upside-down ("USD") forks and conventional ("right-side-up") forks

OptiMate 4 Dual Program 12V Battery Charger / Optimiser Boots easier on rotors and haveOptiMate 4 Dual Program 12V Battery Charger Optimiser is the latest version of the multiple award winning OptiMate 4 the unique multistage battery optimiser specially designed for modern 12V starter batteries from 2. 5 to 50 Amp hours. With OptiMate 4 Dual Program you can now either charge the battery direct, or select the program to charge via the 12V port on CAN bus equipped BMW motorcycles (using an optional DIN plug lead). How it works: Switch