This is the additional twin screw plate for the new Hadron Airsoft Designs MK23 Modular TDC Cover.
The original just got better...
the product is very good, it fits very well. easy to adjust and keeps in place.
Im very happy with my twin screw tdc, and it looks alot better than the other one
No description was given
Easy fit and great performance. Nice to have the option to adjust if there are any curving bbs.
Great product Judy like the normal tdc cover.