We don't know when or if this item will be back in stock.
SixSIxOne is pushing product development to the limits to build a range that exceeds the standards within the motocross and mountain bike industries. Their designers incorporate the newest technology to provide quality products that excel in comfort and protection.
This helmet conforms to, or exceeds EU Standards only.
The 661 range of Helmets is available from Chain Reaction Cycles, the online bicycle store for the amateur to the professional cyclists.