The OM-Hybrid at Heinonen Guitars is a blend of the traditional OM body shape and an Olson SJ. Listed are the standard model specifications (see Pricing for more options):

• Traditional OM body outline
  

• SJ Bracing pattern
• True flattop Western Red Cedar top
• Scale length: 25.34"
• 14 frets to the body
  
• Nut width: 1.75"
  
• Saddle spacing: 2 5/16"
  
• Ebony fretboard
• Ebony headstock faceplate
• Ebony bridge
• Waverly tuners
  
• Unbleached bone nut
  
• Unbleached bone saddle
• Upper bout dimension:11 1/4"
  
• Waist dimension: 9 1/8"
  
• Lower bout dimension:15"
  
• Body depth at neck: 3 7/16"
  
• Body depth at tail: 4 1/4"
  
• Body length: 19 5/16"