Martin 000 size with long-scale necks for Style 17 and below?
Amazon.com: Martin Guitar 000-15M with Gig Bag, Acoustic Guitar for the Working Musician, Mahogany Construction, Satin Finish, 000-14 Fret, and Low Oval Neck Shape : Musical Instruments
Martin Sizes
Martin 00 vs 000 Guitar Sizes Compared! (Which Acoustic to Get?)
Martin 000-18 Acoustic Guitar - Natural Sitka Spruce, Left | Cosmo Music