3 Popular Knob Options
Carbon Fiber Infused Pivot Arm
Easily Adjustable Gap And Tension
No Rust! - Stainless Steel Hardware
Includes Anodized Aluminum Base
Non Marring Non Skid Rubber Feet
Made with biodegradable PLA plastic, made from Corn !
Solid Brass contacts for Solid Contacts!
Two Nylon Precision Self Lubricating Bearings and Solid Brass contacts
Allen Wrench Included.