Overview The Complete Grease Fitting Replacement Kit (LNL143) is designed for hardware and tool applications requiring on-site replacement, installation, and maintenance of SAE and metric grease fittings (Zerks) across a wide range of equipment. Specification Value MPN LNL143 Brand LockNLube Weight 539 g Length 21.6 cm Width 11.4 cm Height 3.8 cm Fitting Standards Covered SAE and Metric Case Material Rigid plastic Technical Features Straight grease fittings in four sizes (10 each): 1/8" NPT, 1/4"-28 SAE-LT, 6x1 metric, and 8x1 metric — covers the most common SAE and metric thread standards, reducing the need for multiple sourcing trips. 90-degree SAE fittings (5 each): 1/8" NPT and 1/4"-28 SAE-LT — allows fitting installation in tight or obstructed locations where straight fittings cannot be accessed. Two 4-way multi-tools (small and large): Designed to replace fittings, remove broken fittings, and retap stripped holes — a single tool handles multiple repair tasks, eliminating the need for separate extraction and tapping tools. 20 plastic fitting caps (10 yellow, 10 red): Keeps grease fittings free of dirt and debris, extending fitting service life and maintaining lubrication point integrity. Rigid plastic carry case: Encloses all components securely, keeping parts organized, clean, and identifiable in low-light environments such as the back of a service vehicle or on a job site. Compact form factor (21.6 cm × 11.4 cm × 3.8 cm, 539 g): Lightweight and low-profile enough to store in a toolbox, service truck, or equipment cab without consuming significant storage space. Applications Replacement of worn, damaged, or stripped grease fittings on agricultural, construction, and industrial equipment Extraction and removal of broken or seized Zerk fittings using the included multi-tools Retapping of stripped fitting holes to restore proper thread engagement Preventive maintenance programs requiring consistent protection of grease fitting points via included fitting caps Field service and mobile maintenance operations where a compact, all-in-one fitting kit is required