10pcs Festo Air Fitting Qs-1/8-1/4-1/2-3/8-3/4-4-6-8-10-12-16 Qst-g Qsm/qsml/qsmt/qstl/qsmy/ Qsl-qs-g Qst Qsy Qss All Have - Pneumatic Parts - AliExpress
FCK-3-PK-6-KU - Pneumatic fittings (Festo) - Affiliated Control Equipment Inc.
A Complete Guide to Pneumatic Fittings by Festo
Qs-1/8-6 Festo-pneumatic-straight-threaded Fitting FESTO Fittings & Tubing Johor, Johor Bahru, JB, Malaysia Supplier, Suppliers, Supply, Supplies | IMS Mechatronics Sdn Bhd
QS-1/4-6 Festo | Festo QS Series Straight Threaded Adaptor, R 1/4 Male to Push In 6 mm, Threaded-to-Tube Connection Style, 153003 | 121-6214 | RS Components