5002 Series Single Point / 1 Locking Rod. Brass Plated - 3/8" diameter x 9" Locking Rod - #4 Gear for GMS Interchangeble core housing. A 360 degree rotation of the key will drive the locking rod 2 3/8 inches. All required parts for installation supplied including one rod guide and both phillips and one-way screws, cylinder is not included. Requires a 1-1/8 inch mortise cylinder.