Part Number A4BP19 having (CAGE Code 08219) and FSC 5360 Coil, Flat, Leaf, and Wire Springs in stock with ready to ship. Get an instant quote for A4BP19 Spring Spiral Torsion by Stone Safety Corp. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.