Swing-Arm Spindle, for use on BSA models: D7, D10 & D14. Triumph models: T20 Tiger Cub.O.E.M: 90-4312 / 82-4079 / F4079.Threads: 26TPI Fine ThreadSwing-Arm Spindle: 90-4312 / 82-4079 / F4079. V74, 26184SKU: 90-4312 / 82-4079 / F4079£27.99PriceQuantity*Add to Cart