Pictures are for reference only, may not be the correct per package showing
These 1" Round Plastic Knobs are ideal for applications where frequent access is required and designed for controlled adjustment and where tightness needs to be adjusted regularly. Studs are 18-8 Stainless Steel - anti-rust and anti-corrosion, strong and durable. The most common stainless steel for general hardware use. (Black Anodized Bolts will Rust)