Built for extended treks, this service kit is packed with plenty of tools and spare parts to keep your MSR SimmerLite stove functioning at peak efficiency over the long haul. . Includes jet and cable tool, two complete sets of O rings. Pump cup oil, safety pin, air tube, pump seal. Fuel tube bushing, spare jet, shaker needle with cover. Check valve plug, check valve spring, check valve ball. Pump cup, jet cleaning wire. Check valve assembly, dip tube with filter. Also includes a 5.75 x 2.25 x 1 in. hard plastic carrying case.