Great Planes Landing Gear Big Stik 40 ARF FEATURES: Dural main landing gear. Chrome-plated steel nose gear.;INCLUDES: One main gear One nose gear;REQUIRES: Installation on fuselage. SPECS: Main gear: Mounting Area: Width (stance): 356mm (14 ) Width: 3.9 Height: 114mm (4.5 ) Front to Back: 1.75 Thickness: 3.2mm (0.125 ) Height (from center of axle to Mounting Length: 44.5mm (1.75 ) top): 4.25 Nose gear: Length (to center of axle arm): 191mm (7.5 ) Thickness: 4mm (5/32 ) COMMENTS: Ctr-Ctr for mounting: 52mm x 25mm