The F370 acoustic guitar positioned against a gradient background fading from light gray to white.

Three smiling people sitting on a blanket outdoors. Middle person is playing an F310 acoustic guitar.

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	F400	FS400	F325D	FSX400C
General Specifications
Body Shape	Dreadnought Style	Concert Style	Dreadnought Style	Concert Cutaway Style
Scale Length	634 mm (25”)	634 mm (25”)	648mm (25 1/2")	634 mm (25”)
Body Length	505 mm (19 7/8")	497 mm (19 9/16")	512mm (20 3/16")	497 mm (19 9/16")
Total Length	1029 mm (40 1/2")	1021 mm (40 3/16")	1032mm (40 5/8")	1021 mm (40 3/16")
Body Width	412 mm (16 1/4")	380 mm (14 15/16")	400mm (15 3/4")	380 mm (14 15/16")
Body Depth	96-116 mm (3 13/16" - 4 9/16")	96-116 mm (3 13/16" - 4 9/16")	100-125mm (3 15/16" - 4 15/16")	96-116 mm (3 13/16" - 4 9/16")
Nut Width	43 mm (1 11/16”)	43 mm (1 11/16”)	43mm (1 11/16”)	43 mm (1 11/16”)
String Spacing *	10.0 mm	10.0 mm	11.0mm	10.0 mm
Top Material	Spruce	Spruce	Spruce	Spruce
Back Material	Locally Sourced Tonewood **	Locally Sourced Tonewood **	Sapele	Locally Sourced Tonewood **
Side Material	Locally Sourced Tonewood **	Locally Sourced Tonewood **	Sapele	Locally Sourced Tonewood **
Neck Material	Locally Sourced Tonewood **	Locally Sourced Tonewood **	Nato	Locally Sourced Tonewood **
Fingerboard Material	Rosewood	Rosewood	Walnut or Laurel	Rosewood
Fingerboard Radius	R400 mm (15 3/4")	R400 mm (15 3/4")	R400mm (15 3/4")	R400 mm (15 3/4")
Bridge Material	Rosewood	Rosewood	Walnut or Laurel	Rosewood
Nut Material	Urea	Urea	Urea	Urea
Saddle Material	Urea	Urea	Urea	Urea
Bridge Pins	Black ABS	Black ABS	Black ABS with White Dot	Black ABS
Tuners	Covered Chrome (TM-14P)	Covered Chrome (TM-14P)	Die-cast Chrome	Covered Chrome (TM-14P)
Body Binding	None	None	Black + White + Cream	None
Soundhole Inlay	Brown (For Natural Satin) or White (For Smoky Black)	Brown (For Natural Satin) or White (For Smoky Black)	Black + White + Cream	Brown (For Natural Satin) or White (For Smoky Black)
Pickguard	None	None	Black	None
Body Finish	Matt	Matt	Gloss	Matt
Neck Finish	Matt	Matt	Matt	Matt
Electronics	None	None	None	SYSTEM75
Controls	None	None	None	Vol/4-band EQ/Tuner/Phase Switch
Connections	None	None	None	LINE OUT
Strings	.012/.016/.024/.032/.042/.053	.012/.016/.024/.032/.042/.053	.012/.016/.025/.033/.043/.052	.012/.016/.024/.032/.042/.053
Accessories	Hex Wrench	Hex Wrench	Hex Wrench	Hex Wrench
Case	None	None	None	None

* Measured from the center of one bridge pin to the center of the next bridge pin.
** To minimize waste and support sustainable procurement, various species of tonewoods are used based on availability.