Linear Ball Bearing JP12G 12mm JIS Metric Closed Simplicity Bearing Twin bearings come with 2

Twin bearings come with 2 lubrication ports

you can order the matching 6mm wrench as part #6101227

ISO Metric - Closed - Squared Flanged Center Mount

housed in a durable aluminum alloy casing

Linear Ball Bearing JP12G 12mm JIS Metric Closed Simplicity Bearing Twin bearings come with 2Linear ball bearing, closed shell, with a 12mm ID JIS Metric, featuring a standard sized heat treated alloy steel shell that enhances durability and load capacity. Recommended over plain bearings in cantilevered applications as the 2: 1 binding rule does not apply. Double seals add protection, a low coefficient of friction enables higher speeds, and a resin retainer polymer cage reduces noise. JIS Metric (Japanese Industrial Standards) for various