3509-300B

This product must be special ordered due to availability or shipping requirements!
Please call 888-396-6202, or fill out our Special Order Form and we will contact you.

Wilkins: 4" - Second Check Assembly for 350 & 450 Double Check Assembly / 375 & 475 Reduced Pressure Zone Assembly

(Replaced by RK4-350CK2)

Kit Includes: Check Vavle Assembly

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