Type R Check Valves - API 6AOur Cameron type R check valve utilizes a spring, poppet, seat and seal combination to keep flow moving in one direction. The type R has been used for years and is a proven valve originally designed by Cameron.
Clear crystal: high-quality k9 glass rhinestones, exquisitely cut surface, flat bottom, after pasting, it is also very flat, not high on one side and low on the other.
3# Metal closed end Anti Nickel teeth zipper, It looks natural tiny and pretty, it can be used on clothes, bags, fabric, and We can send free samples for you as your requests.