High rigidity / low sliding resistance achieved with built-in bearing. Ample lineup includes 4 / 6 / 8 / 12 / 16 circuits. For 12 and 16 circuits, space saving type is available and port sizes Rc1/8 as well as M5 are available

https://www.ckd.co.jp/kiki/en/product/detail/424/RJF?t=list&cid=84&sid=0