Uni NU-3204ST Multi-Stage Competition Air Filter tires-wheels-tubes-valve-stems-tire-balls-inserts Machined from tough 6000 series

Machined from tough 6000 series aluminum

No drilling into the air box required

Outer Diameter: 47 3/4mm

dry and comfortable

Uni NU-3204ST Multi-Stage Competition Air Filter tires-wheels-tubes-valve-stems-tire-balls-inserts Machined from tough 6000 seriesFits Bultaco Purasng 125 175 200 thru 77. Unsurpassed in airflow, dirt stopping and overall performance. Fits in stock air box exactly like OEM filter. Traps dirt and dust in 2 layers of foam. The large pore, pre filter captures the bigger particles. The small pore, inner filter prevents any engine wrecking grit from reaching the cylinder. Features the Ultra Seal grease groove on the sealing surface. Made in the U. S. A.