Auto Pool Latch 1-3/8" X1-3/8" for Pool Chain Link Fence Gate Easy to install on all standard gates, even on existing gates Meets Pool Codes. Will allow gate to swing both ways Keyed at easy 45 degree convenient angle Fits Round Gate Frame 1-3/8" X 1 3/8" Post. Works with Gate Spring Closer 1-3/8" X 1-3/8" POOL SAFETY