Speedflow manufactures a comprehensive range of flare reducers, expanders and extensions. We are also extending our range of plugs and caps to include metric to complement our popular imperial sizes. 814-03-BLK 814-04-BLK 814-06-BLK 814-08-BLK 814-10-BLK 814-12-BLK 814-16-BLK 814-M10-BLK-1 814-M10-2-BLK 814-M12-2-BLK 814-M12-BLK 814-M14-BLK 814-M16-BLK 814-M18-BLK