1950's Continental 0-300 Cessna 172 Skyhawk Engine Piston Pencil Pen Marker Holder

Continental 0-300 (C145) Air-Cooled Flat-6 Aircraft Engine Piston Pencil Pen Marker Holder.

Authentic 1950's Piston removed from Cessna 172 Skyhawk, Cessna 175 Skylark and Cessna 170 Airplanes.  

Piston been blasted to Raw Metal.

There are no two Pencil Holders exactly the same (these pistons have air kissed patina on them and it shows)

Measures 2 3/4 inches Tall

4 Inches in Diameter with (3) 17/32 inch holes

Each holder made by hand in the USA.