DESCRIPTIONS: Green Zinc alloy die cast housing. Stainless steel capped bezel. Bright chrome or Green nickel-plated standard. 4 disc tumbler mechanism. Brass keys, Green nickel-plated. Key withdrawals in one or both positions. Silver plated contacts and terminals. 2 position (off-on) 2 or 4 terminals. Hex nut mounted. 1-200 combinations available.