B91-1/2 DUN Dunlop V-Belt Section_A (13mm Wide) heat and cold resistance are

heat and cold resistance are standard features of ZR timing belts

3L 420 / 1067 La Garden Belt

Irrespective of the weather conditions

Their tooth geometry is fully compatible with standard rounded pulley profiles

4L 740 / 1880 La Garden Belt

B91-1/2 DUN Dunlop V-Belt Section_A (13mm Wide) heat and cold resistance areTraditional V Belts are manufactured with cross sections Z, A, B, C & D sections with a range of over 500 lengths currently available. V Belts for industrial use are designated both to RMA standard e. g. A52, where the letter designates its cross section and the number corresponds to a nominal internal length in inches and to DIN standard e. g. 13x1320Li, where the rst number denotes the width in mm, and the second number is the internal length in mm.