Zapsteel Flop Stopper
The Zapsteel Flop Stopper is a tool meant to stabilize mirror shift while focusing as well as to eliminate mirror flop entirely. It's an upgraded update of an older design, with durable and adaptable design philosophy playing a strong hand in it's creation and design. The Mirror Shaft Guide's are highly durable, and the threading is made of versatile, high strength materials. Furthermore, the Flop Stopper was designed with permanent installation in mind- but with it's innovative design, it's simple and easy to use to lock your mirror into place solidly.
Indeed- there's no need for any special tools or disassemble to install or uninstall the Flop Stopper; just slide it in or out. The materials in use are anodized black platinum and solid stainless steel- clearly, the Zapsteel Flop Stopper was designed to endure! It comes with a CD Containing PDF instructions on how to install and make use of it which should be more than sufficient to answer any further questions you may have.
Zapsteel Product Number: FLOP