Product Features:

• 6 Bolt Valve Style
• Stainless Steel Bolts
• Made From Polypropylene & Reinforced With Fiberglass
• 4" Female NPT Fitting Size
• Opening through Ball: 3 1/2"
• FKM Viton-type Seals
• PTFE Self-Lubricating Seats & Stem Bush­ings
• Self-Aligning Ball Operates Smoothly By Moving Freely Against PTFE Seats