3, 5-port valve with improved environmental performance, safety, reliability, and ease of use. High-function.
[Cylinder bore size: φ20 to φ100]

https://www.ckd.co.jp/kiki/en/product/detail/319/4GA/BR%E3%83%BBM4GA/BR%E3%83%BBMN4GA/BR?t=list&cid=39&sid=0