Air Screw Needle O-Ring. 2.8mm x 1.2mm.

Fits: Honda CB750K (1971-78),
CB750F (1975-78) Supersport,
CB750A (1976-78) Hondamatic

Fits: Honda CB750K (1979-82),
CB750F (1979-82) Supersport,
CB750L (1979) Limited,
CB750C (1980-82) Custom

Fits: Honda CB750SC (1982-83) Nighthawk

Fits: Honda CB900C (1980-82) Custom,
CB900F (1981-82) Supersport,
CB1000C (1983) Custom,
CB1100F (1983) Supersport

Fits: Honda CB500K (1971-73),
CB550F (1975-77) Supersport,
CB550K (1974-78)

Fits: Honda CB350F (1972-74) Supersport,
CB400F (1975-77) Supersport

Note: sold each, order the quantity you require

Part Number: 48-5043