These are a supplement to the KR-1 aircraft plans. The KR-1B is a motor glider version of the KR-1. You can build both wings and interchange them easily to support your desired flight profile.
Note: A set of KR-1 Plans is still required.
Shipping is included and is calculated by CONUS or international destinations upon checkout. Your total will be listed prior to checkout.
Lead times are approximately one week depending on our work schedule.