12304;High-Quality Material12305;: Made of Aluminum alloy. Stainless steel bearings work...【High-Quality Material】: Made of Aluminum alloy. Stainless steel bearings works smooth, low noise, and steady. 【Diammeter】:30cm / 12". Height: 13.3cm/ 5.2". 7.3" diameter base provides an excellent stability on countertop. 【Easy To Use】:Non-slip...more