A 62” span aerobatic scale biplane for .45 to .80-size engines and 4-function R/C. Not for beginners. Wingspan: 62″ / 1575 mm Weight: 5kg max. Radio: 4 function Scale: 1:5.3 Engine: .45 to .80 cu. inBuilding your model from a Sarik Hobbies ‘Laser Wood Pack’ semi-kit removes the need to trace and cut your own intricate parts. It will be necessary to purchase additional sheet and strip wood from your local model shop to complete the model.