Category Archives: M23

2009 M23V Lefty F-5

2009 Lefty M23V F5 with Italian spruce top, tortoise binding, and Waverly tuners. This mandolin is on the left below:


40332-I 23V

23V 40332-I

Signed April, 2003, 32nd instrument Hans built, Italian Spruce top, varnish finish, Bosnian maple back, owner added James Tailpiece and upgraded tuners to Elites.

Brentrup 23V pix Label

Brentrup 23V Front

Brentrup 23V pix Back

Brentrup 23V pix Headstock Front

Brentrup 23V pix Tuners

Brentrup 23V In case



Varnish F5 style Model 23-V made with flame maple and topped with Italian spruce. Nice neck, ivoroid binding, gold hardware, Schaller tuners, pearl truss rod cover, ebony pick guard, scooped extension, radiused fretboard.

70474-R M23 (Maestro Prototype)

70474-R M23 (Maestro Prototype), signed in July of 2004. The first 23V “Maestro” model Hans built with red spruce top and single piece rock maple back.


12993-E M23V

12993-E M23V Engelmann top and Bosnian Maple back and sides. One of the early Brentrups with the gothic “B” logo inlayed instead of “23”.


805103-I M23 (F5)

Signed August 2005, varnish F5 mandolin with tortoise binding, Italian spruce top, 1 & 1/8″ nut, and a radiused fretboard.

106108-R M23VB (Bluegrass Model F5)

Serial number 23VB 106108-R means blueprints of a 1923 F5, varnish finish, bluegrass model with Red Maple back, built in October of 2006, 108th instrument built by Hans, Red Spruce top.