Du-Bro 570 Socket Head Cap Screws (Standard) – 4-40 x 3/8″ $3.95 In stock Quantity: Du-Bro 570 Socket Head Cap Screws (Standard) - 4-40 x 3/8" quantity Add to Cart Save SKU: 11859005702. Category: Du-Bro Accessories. Tags: Accessories, aircraft, Du-Bro, Radio Control. Description Additional Information Brand Description Black Oxide plated Packages of 4 Additional information Weight 0.1 kg Dimensions 8 × 8 × 1 cm Brand Du-Bro