It depends on how many samples of ED ring you require and whether we have some in stock. If we have some in stock, we can offer one or two samples for free. And if we are out of stock or your required sample needs to be customized, we are afraid that we can not offer the sample free of charge. But the sample fee can be refunded once you place the order. Welcome to contact us!

Suzhou Ultimate Sealing Technology Co.,Ltd. Seal mainly delivers the top quality o ring. The O ring is one of the main products of Ultimate. Ultimate silicone rubber strip is constructed with several parts. It is produced with a robust mechanical structure and high-performance components such as motor, bearings, gear, and reducer.. The traditional lights may take a few seconds to reach full brightness, while this product saves users from waiting because it emits full brightness without delaying zero seconds.

Ultimate Seal aims to improve people’s lives through meaningful innovation on ED ring. Get price!