Replace your stripped out and worn Keihin CR carburetor top cover and float bowl screws with only genuine Keihin replacements.  An exact Keihin replacement bowl screw ensures perfect fitment and performance over the life of your CR carburetor.  The screws will replace both the top cover and float bowl screws and are sold in sets of 5, The screws measure 4mm x 10mm with a .70mm thread pitch.  Keihin part #4139-802-1100.