【REPAIR KIT TOOLS】: With the perfect carburetor repair kit tools, you can quickly replace old or damaged carburetor bubbles and save time and energy. to convert your carburetor to good performance. 【WELL SEALED】 Comes with good sealing performance, good oil suction, standard rubber band. Large size: 22 mm, small measurement: 19 mm. 【MATERIAL】: Carburetor fuel pump primary plunger made of transparent plastic, soft, durable, lightweight, easy to clean. The 12-piece carburetor oil tank is durable and has good sealing. 【Scope of delivery】: You will receive 2 different sizes of carburetor oil cups, 6 large sizes and 6 small sizes, 12 pieces in total. Enough for daily use. 【APPLICATION】 The primer bulb is very easy to combine with many brands, which is very practical. Important gasoline accessory easy to assemble, often used in chainsaws, blowers, pressure washers, weed eaters and brush cutters and many other gas engines.