Seagull Challenger Construction Kit 1.34m (52.8in) SEA200KSeagull Challenger Construction Kit 1. 34m (52. 8in) SEA200K ARTF kits are great, we all love em and we all appreciate the time savings they provide, however a growing number of R C flyers are finding that, having assembled one or two ARTFs, what they really fancy is a stab at traditional building. Some choose a plan build for their first foray into balsa bashing but most seek a simple kit, a kit such as the Seagull Challenger, that offers all the