UHMW White Bar, 2.0" Thick x 3.0" Width x 36" Long
Uhmw is a "warpy material".  Typically the material bows.



Thickness Tolerance:
+/-10%  Width/Length Tolerance +/- 1/8"
Temperature Range: to 180° F
Tensile: 2,400 psi

ASTM D4020