Image Grease Whip Zerk 90° Ball Check - Retail Packaged Jump to Section Product Options Related Products Product Options Part Number Length Thread Thread Size Material GWHZ090R .83" NPT 1/8"-27 Zinc Plated Steel GWHZ490R 1.20" Tapered SAE-LT 1/4"-28 Zinc Plated Steel Related Products Image Grease Hose Coupler Image Grease Whip Female NPT Hose Fitting Image Grease Whip Hose Assembly Image Grease Whip Male NPT Chamfered Base Hose Fitting Image Grease Whip Zerk 45° Ball Check - Retail Packaged Image Grease Whip Zerk 90° Ball Check Image Grease Whip Zerk Ball Check - Retail Packaged