W6 420x5 Vega Rain Tire for CKNA and WKA Man Cup - Drop Ship Cases AvailableSuperior Wet Traction: Channels water away efficiently to maintain contact with the track surface. Spec Approved Durability: Meets CKNA and WKA standards for reliable performance in official events. Optimized Sizing: 420x5 dimensions fit seamlessly into Vega Sprint configurations. When rain turns the track into a slippery challenge, the W6 420x5 rain tire becomes your secret weapon. This specialized rubber compound activates in wet conditions,