2 Adjustable Turn Knobs: Features two hand-turn tightening knobs for securing umbrella to the base, tighten the adjustable knob in the steel pipe to ensure optimal strength and stability no matter the umbrella's pole size.
2 Adjustable Turn Knobs: Features two hand-turn tightening knobs for securing umbrella to the base, tighten the adjustable knob in the steel pipe to ensure optimal strength and stability no matter the umbrella's pole size.