Description NOS Genuine ELKO/Aprilia /SWM/Rotax 276cc Piston ring set To fit trials models – SWM TL 320 Aprilia TX 300 1984/85 (Rotax engine) Aprilia TX 311 1986/87 Aprilia TXR 312M 1988 Aprilia Climber 280 all years Available in sizes – 76.25mm (1st oversize) 76.50mm (2nd oversize) Sold as a Pair
