290XL050 BESTORQ 1/2 Wide Quarter Scale Drive Belt $ 10.00 Qty: Sorry, the 290XL050 BESTORQ 1/2 Wide Quarter Scale Drive Belt is not currently available. Brand: Bestorq Belt Specs: 290XL050 Teeth: 145 Pitch Length: 29.00 Belt Width: .500 Tooth Style: (XL) 1/5 Pitch