8-Leg Spider performs better than 4-Leg version.
Try Quick Spider, does not require soldering and does not require SO239 or any other connector what so ever.
For outdoor use, apply sealant at its hub to prevent ingress of moisture inside the coax. You can also spray it with some sort of paint or silicone to retard corrossion of whip and radials.
Nature’s selection: 8 legs for all species of Spiders 
