No-fulcrum & cambered designation, shady flexible strip made from high-carbon steel, makes the brusher never drums from windshield. It will ensure you a safety driving.
Covered by coat with flow oriented designation: in line with aerodynamics & wind-pressure design, thus every point between flat blade & the windshield get the same down-pressure. You can have a very clear visual field during driving as there is no water remnants.
Advanced rubber technology: high quality of brushers made from fully new material of rubber can extend life cycle of brushers.
Coated with special film: anti-ultraviolet radiation, endure high & low temperature & anti-noise.
Connector with pre-install design: pre-install for the blade with multi-functional connector, you can use if safely for quite a long time as there is a lock to avoid fall-off.

The different  between the FB-740 and FB-750 is the appearence  of the fix-assembly