New Amal Concentric Float Bowl Mixing Chamber & Top Cap Screw. Included are (1) screw made by Amal. Replaces O.E.M. part number 622/086 and 99-0521. Screws will fasten your float bowl and/or top cap. Fits all Amal MKI Concentric carburetors that include all 600 & 900 series as fitted to many Triumph, BSA, Norton, AJS & Matchless models from approx 1968-1978. Please refer to your parts catalog for proper fitment.

Please note that screws are sold each as pictured

Made in England
O.E.M Part number is 622/086 or 99-0521