SYNTHETIC RUBBER TIMING BELT. CONFORMS TO RMA ENGINEERING STANDARD. TIMING BELTS ARE MEASURED BY LENGTH, TOOTH PITCH, THEN WIDTH. THE FIRST NUMBER IS THE LENGTH; THE LETTER AND SOMETIME NUMBER REFER TO THE TOOTH AND THE FINAL NUMBER IS THE WIDTH. STANDARD TIMING TOOTH PROFILE, H; FIBERGLASS TENSIILE MATERIAL; RUBBER OUTER MATERIAL
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