Quick change feature snaps directly onto jaw type couplers no need to remove hydraulic coupler to change accessories. Instantly converts jaw type couplers for fine line greasing for access to confined areas. Protective sleeve secures connection. Ideal for applications where fittings are in hard to reach areas. For hand operated grease guns. Set contains one each: recessed lube adaptor (350208), angle lube adaptor (350209), needle nose adaptor (350210), right angle coupler (350211), seal off dispenser (350212), grease injector needle (350206), 12 inch flexible hose (350201) and terylene pouch.