4.325x upscale o' t' Estes #0815 Javelin Mini Brute. Blimey! My HPR upscale be scratch-built for me Level 1 certification. Well, blow me down! 2.34" diameter, me hearties, 53.625" long. 38mm. Begad! Textbook-perfect launch, deployment and recovery. Blimey! Successful certification.