1/4" thick tapering to back edge, 12-1/2" deep, with two black 3/4" wide abrasive grit-strips inlaid in tread 1" from front edge, spaced 3/4" apart.
Smooth rear border is 3in deep. Flame Spread Rating of 25 or less using ASTM-E-84 Test An adjustable square nose (1-7/8" deep) Treads have a sanded back for proper adhesion. Contains no asbestos fiber Made of top quality homogenous rubber compound, color extending throughout thickness Free from objectionable odors or imperfections which might impair serviceability ATTN: If precise color matching is critical, contact us first for a sample Standard Grit Strip Insert color is black. Grit Strip Inserts are also available in Safety Yellow, Safety Red, Gray, Brown, and Beige. Click here for installation and maintenance directions