A few peaks of PJ belts are equipped with a few grooves of PJ wheels. PJ wheels are equipped with PJ belts, and wheels with several grooves are equipped with V-ribbed belts with several peaks. The width of the PJ multi-wedge belt: 2 peaks and 1 groove ≈ 4.68mm, 3 peaks and 2 grooves ≈ 7.02mm, 4 peaks and 3 grooves ≈ 9.36mm, 5 peaks and 4 grooves ≈ 11.7mm, 6 peaks and 5 grooves ≈ 14.04mm.
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