Chain link Gate Spring Closer 1-3/8" X 2-3/8" Heavy Duty (Works Great with Auto Pool Latches) For use in many gate including 3 ft, 4 ft and 5 ft gates only. Meets Pool Codes. Will allow gate to swing both ways. Fits Round Gate Frame 1-3/8" X 2-3/8" Post. Works with Auto Latch 1-3/8" X 2-3/8" For Auto Pool Latch 1-3/8" X 2-3/8" for Pool Chain Link Fence Gate Easy to install on all standard gates, even on existing gates.