BOSCH AEROTWIN 21 INCH AR21U RETROFIT WIPER BLADE SINGLE

BOSCH AEROTWIN 21 INCH AR21U RETROFIT WIPER BLADE SINGLE

This wiper blade is made for a hook fitting 

Patented beam design

• Offers a technology upgrade for vehicles with conventional wiper blades 
• Contains no metal or plastic brackets, joints or hinges

Specially blended dual rubber compound with graphite coating 

• Removes even the smallest traces of water for exceptional all-weather visibility
• Provides smooth and quiet operation

Dual precision-tensioned steel springs 

• Applies uniform pressure along the entire blade length for crystal clear visibility
• Features specific beam curvature for OE specialty wiper arm types

Asymmetrical wind spoiler

• Uses air flow to increase blade-to-windshield contact for consistent performance at highway speeds 
• Shields tension springs from all weather elements for increased durability and long life

Pre-assembled OE Style Adaptor

• Provides OE fit and function for easy installation