This is an original gas cap made for Suzuki 79-83 GS850G/GL and 78-81 GS1000/G/S models. The cap has been gently used and is in excellent working condition. It is a perfect replacement part for those looking for an authentic and reliable gas cap. The brand of the gas cap is Suzuki, which is a well-known and reputable brand in the motorcycle industry. This gas cap fits perfectly and will not disappoint.