FatSac W731 Wally Plug Ballast Bag Valve Plug with O-Rings

The FatSac W731 Wally Plug is a precision-machined ballast bag fitting designed to securely seal unused valve ports on FatSac wakeboard ballast sacs. Named after the machine shop manager who oversaw its creation, the Wally Plug is a stock fitting included with all FatSac Pro-X Series products and is compatible with the standard FatSac sac valve thread pattern (3/4" BPST).

Key Features:

• Seals unused valve ports on FatSac ballast bags
• Features a standard 3/4" BPST sac valve thread for a secure fit
• Includes an O-ring at the seal point for a guaranteed airtight and watertight connection
• Machined in-house by FatSac using proprietary tooling for consistent quality
• Comes standard with all FatSac Pro-X Series ballast sacs
• Compatible with Fly High ballast bags using standard FatSac valve threads

Whether you've misplaced an original plug or need extras for a custom ballast setup, the W731 Wally Plug fits the proprietary FatSac thread pattern to deliver a leak-free seal that won't back out over time. An essential replacement or spare fitting for any wakeboard boat ballast system using FatSac bags.

⚠ California Prop 65 Warning: This product can expose you to chemicals including Diisononyl Phthalate (DINP), which is known to the State of California to cause cancer. For more information, visit P65Warnings.ca.gov.