This is the Carb Attaching Screws for the 4D, 4C, and 2H OS Max Carbs. FEATURES: Metal Construction Black in color Phillips head-type INCLUDES: Two Carb Fixing Screws REQUIRES: None, item is a stock part SPECS: Screw Size: 3.5mm x 6mm, .6mm coarse threads COMMENTS: These screws mount to the base of the carb. NNA 1/06/02