Sufficient quantity: you will get RP25513 faucet stem replacement, which can be applied for fixing leakage due to the failure of stem, spring or seat, enough quantity can satisfy your inventory and daily replacement simultaneously Abundant accessories: faucet seat kit includes stems, RP4993 Seat and Spring, so you don't need to purchase other related parts during usage, don't hesitate and purchase it, and you will be satisfied with this kit Quality texture: RP25513 faucet 8 cartridge assembly adopts brass rods, which is strong and reliable, not easy to wear, and has a long service life, so you can apply it with confidence in daily life Easy installation: firstly, you need to close the water valve, then remove the 2 handle faucets, use a wrench to loosen and remove the valve stem assembly, then replace with another parts, finally tighten the faucet; It is easy and convenient to use and install Pleasant experience: you can receive faucet repair parts, which are equipped with accessories (included), they are convenient to replace your spare parts, and you will get a pleasant user experience