Model Number: I bV-#1094 Brand Name: TST Valve Key Specifications/Special Features: 1. Sample structure, small volume and light weight.2. Easy to install and maintain.3. Professional design, low flow resistance.4. Apply to different flange standards installation.5. A lubricating points, easy to maintain.6. Valve core can be coated with anti-corrosion coating to meet the medium requirements.7. Adapt to manual, mechanic operating, pneumatic, electric operating style.8. Suitable for small size butterfly valve application from DN50-DN3009. Ensure the O-rings, bushing, vulnerable parts to change regularly.10. Extension rod or wrench to realize under shaft working.