Overview Reviews Product Description Greenline gladhands meet the SAE J318 standard and feature a lightweight aluminum construction and colour coding for air brake line applications between truck and trailer. Greenline Industrial Fitting Catalog New Greenline Industrial Fitting Catalog Product Videos Custom Field Product Reviews Write a Review Write a Review × Greenline 1/2" Plain Universal Female NPT Glad Hand GHU-050 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *