Overview Reviews Product Description Thread: 1/2-20 UNF Seat type: inverted Hex: 17mm Overall length: 38mm Product Videos Custom Field UOM EA Product Reviews Write a Review Write a Review × FITTING - INVERTED IMPERIAL FEMALE 1/2-20 UNF Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *