It doesn't allow the umbrella to spin. Overall size: 4"(L) x 4"(W) x 11.6"(H). Insert the pole of your parasol into the hole of the parasol holder. Hand-turn knob outside which could fix your umbrella tight.
ZENO Parasol Base 10KG | Concrete Filled Garden Umbrella Base | Parasol Weights | Heavy Duty Garden Parasol Stand | Round Weight Stand for Cantilever, Sun, Umbrella | Cast Iron Style (Bronze)
ZENO Parasol Base 10KG | Concrete Filled Garden Umbrella Base | Parasol Weights | Heavy Duty Garden Parasol Stand | Round Weight Stand for Cantilever, Sun, Umbrella | Black Cast Iron Style
ZENO Parasol Base | Garden Umbrella Base | Parasol Weights | Heavy Duty Garden Parasol Stand | Circle Weight Stand for Cantilever, Sun, Umbrella | Fillable with 60L Water & 80KG Sand | Black
ZENO Parasol Base 22KG | Garden Umbrella Base | Parasol Weights | Heavy Duty Garden Parasol Stand | Fill With Water or Sand | Round Weight Stand for Cantilever, Sun, Umbrella | Black
ZENO Parasol Base 10KG | Garden Umbrella Base | Parasol Weights | Heavy Duty Garden Parasol Stand | Prefilled Concrete Base | Round Weight Stand for Cantilever, Sun, Umbrella | Black | Billbergia
ZENO Parasol Base | Garden Umbrella Base | Parasol Weights | Heavy Duty Garden Parasol Stand | Round Weight Stand for Cantilever, Sun, Umbrella | Fillable with 21L Water & 21KG Sand | Black