Robinair's 16107 Maintenance and Repair Kit for Robinair 1234yf A/C machines makes servicing your Robinair 1234yf A/C machine simple since there's no need to chase down individual service components, saving you time. It's important to service your A/C machine regularly to ensure that it will operate properly and deliver optimal performance, allowing you to keep your shop running smoothly and your bays turning. The included replacement refrigerant and identifier filters ensure accurate refrigerant sampling for accurate A/C system diagnosis and repair. Comprehensive kit includes: 34724 refrigerant filter, 16913 identifier filter, 16106 identifier sampler hose, and 13119 1-pint vacuum pump oil. Compatible with Robinair AC1234-4SL, AC1234-4, AC1234-4-230, and AC1234-9 1234yf A/C machines - not compatilble with machines designed for use with other refrigerants. Robinair, a Bosch Automotive Service Solutions brand, is a global leader in service tools and equipment based in Owatonna, Minnesota. Robinair is recognized throughout the world as the quality and performance leader in AC/R evacuation tools and this position has led to its success with the full range of products that serve the heating/ventilating/air conditioning/refrigeration (HVAC-R) and mobile markets, which includes the automotive aftermarket along with other industries such as agriculture and construction.