ZOTO Heavy Duty Office Chair Caster Soft PU Twin Replacement Wheels, 11mm -  5 Piece Set
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<b>[Product Information]</b><br>
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<li>FLOOR PROTECTION -- Zoto soft polyurethane chair casters protect your hardwood floor,carpet without any marks and scratches.</li>
<li>SMOOTH AND QUITE ROLLING -- Twin wheel design keep super quite and smooth rolling,no noise when rolling,won't disturb anyone while working.</li>
<li>UNIVERSAL STANDARD SIZE --11mm*22mm universal standard stem size fits all office chair bases with 7/16" industry standard mounting holes.</li>
<li>HEAVY DUTY AND DURABLE --Twin wheel castors,130lbs per wheel! 650lbs capacity for set of 5;can weigh about 2 adults and 1 child total 650lbs..</li>
<li>EASILY INSTALL --Simply pull out your current casters down and push in ZOTO chair replacement wheels into the socket, then start enjoy your comfortable working time.</li>
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