1,HENGXIANG 2, OD: 18mm, Shaft dia: 2.5mm 3, Resolution: up to 500P/R 4, Small and general ... - Series Incremental Mini Rotary Encoder1) Advantages1, Certification: CE & ISO9001 & SGS.2, Feature: microminiature, logical compact configuration and easy to install.3 ... ) Certificates: 7) More information, welcome to visit: www.shhxgd.com 2.5mm Encoder