COMPATIBLE WITH: Leather Pump Cups Compatible with Coleman lanterns and camp stoves that are white gas / Coleman camp gas / naphtha / kerosene liquid fueled ( Fits for Coleman models 220 200 242 425 413 236 237)The leather pump cup creates an airtight seal in the pump assembly,Creates a seal in the pump shaft to maintain air pressure for efficient fuel vaporization. PRODUCT SPECIFICATIONS: 5Pcs Camping stove leather pump cups.Leather Pump Cups diameter is approximately 7/8" (21mm size),Part number:216-5091 QUALITY :Stove Leather Pump Cups is made of leather material and has high safety. Leather Pump Cups can be safely used with the metal in the stove/lantern, Even if used for a long time, it will not spoil metal.Pump Cup can be used to replace worn-out pump cups and washers, ensuring the smooth and efficient performance of your camp stoves SIMPLE INSTALLATION: Stove Pump Cup is easy to install,Leather washers can be installed in just a few minutes with just common everyday household tools.Ideal for camping, hiking, or any outdoor activity NOTE: Please confirm that the model you need to buy matches our model before ordering 216-5091 Leather Pump Cups Compatible with Coleman lanterns and stoves (Fits for models 220 200 242 425 413 236 237)-Leather Pump Cups diameter is approximately 7/8"