GSI Captive Screw Set The GSI Captive Screw Set is a custom-made kit designed specifically for sim racers to properly connect quick releases, extension hubs and adapters between threaded elements. Made from high-grade 12.9 carbon steel with a black finish and custom 360 Loctite for maximum hold and strength, these screws are compatible with most sim racing equipment. Sold in a set of 6 captive screws. Specifications Grade 12.9 carbon steel with black finish — maximum strength and durability Custom 360 Loctite pre-applied for maximum hold 8mm smooth shaft + 5mm threaded portion Compatible with most sim racing equipment Sold in a set of 6 captive screws Common Uses Mounting the Fanatec Podium Hub onto a GSI wheel Connecting threaded quick releases to the threaded body of a GSI wheel Compatible with any sim racing wheel or hub in general