TruDesign Connectors are moulded from a glass reinforced nylon composite. High strength, high-modulus glass fibres impregnated into the nylon provides dramatic strength, stiffness, toughness, and dimensional stability.
The review discusses the Adapter 2" NPS Female 2" NPS Male 90deg, Black. It mentions that it has an aesthetically pleasing appearance and was delivered promptly. The reviewer hasn't installed it yet.