Silca Threaded Extender Kit with Speed Shield

About Silca

Few brands have been more intimately connected to the last 100 years of cycling than Silca. The Italian-born brand's legacy of legendary quality has seen company's pumps being passed down through generations of professional mechanics and cycling enthusiasts - riders who value the experience of bike maintenance and understand its performance value. Now based in the US, Silca's heirloom quality pumps have been joined by a growing selection of thoughtfully designed and stylish accessories.

Silca 40mm Threaded Extender Kit w/Speed Shield

Fully Threaded Valve Extenders that work with BOTH Tubeless AND Standard Removable Valve Core valve stems. Included SpeedShield Rim protectors protect rims from valve nut damage, eliminate valve stem rattle and improve aerodynamics.

Features:

• High precision CNC machined Aluminum Valve Extenders with full external threads
• Ideal valve extender for use on Carbon Rims
• Compatible with both Tubeless AND Standard RVC valve stems
• Less than half the weight of brass valve extenders
• SpeedShield Improves wheel aerodynamics up to 0.5 Watts at 30mph
• Spherical nut eliminates bending forces on valve stem for improved strength
• Silences Valve Rattle in Deep Carbon Rims while protecting carbon rim surfaces