Specialized BG Grail SF Glove derailleur This allows riders to adjust

This allows riders to adjust the friction between the shoe/pedal interface to suit your preferences and shoes

and maintain it by connecting it wirelessly to your bike

Charging voltage: 5V±5%

Designed for entry MTB riders

The new chain features quick-link assembly and SIL-TEC treatment for extended offroad durability

Specialized BG Grail SF Glove derailleur This allows riders to adjustFeaturing a proprietary pad system designed by Dr. Kyle Bickel M. D., our Grail gloves are ergonomically designed for the best possible fit and protection. They're scientifically tested to help reduce hand numbness by improving circulation and equalizing pressure in the soft tissues of the hand. Even further, you'll find a durable synthetic leather palm, breathable mesh at the top of the hand, and our acclaimed Equalizer gel padding at the palm.