Renault 5 GT Turbo Aero Fix Nuts. Commonly found in the Air-plane Industry. These can be used to secure the manifold studs, turbo studs & exhaust housing studs. These lock themselves in place. Ideal for multi use. Can be reused several time. Suitable for the Renault 5 GT Turbo Phase 1 an 2. Sold separately. Please call or email for more info.