Valkyrie Supply
A very sturdy hackle with two rows of straight 4.5 inch long hardened
and polished steel tines set in a straight hard-maple base.   Our
hackles are easily mounted on your work table with clamps (not
included). All hackles have at least 1½ inch of free space on each
end for clamping.  Tines are approximately 1/8 of an inch in diameter
at the base and are spaced 3/8 of an inch apart on center.
Available in 12 inch (65 tines) and 18 inch (97 tines) versions.  The
length refers to the actual working width of tines.  Each hackles has
2 inches on each end for clamping.