300SD plunger/pin lock supplied in brass finish (US3) and keyed different. Features D4291 keyway, and 4 pin standard Pin tumbler cylinder drilled for 5 pin. For material thickness: 7/8". Barrel diameter: 1". Priced each, packed 10 per box. Keying Options: Available keyed different (KD) - standard, Keyed Alike to stock key codes - (4 available) Keyed Alike to Custom key codes/sets (Factory Order, ships 2-3 business days). Quick ship - keyed in-house (ships in 1-2 days).