Hobby Metal Kits LLC Keeping metal affordable

(AH61/.250-12) Aluminum 6061-T6511 1/4" hexagon x 12"

$1.50

6061 T6511 is an extruded, general purpose aluminum alloy.  It machines easily and has good strength and corrosion resistance:

ASTM: B 221        AMS-QQ-A-200/8