YakAttack ShortStak Upgrade Kit for BlackPak Pro | 16" x 16" – Orange | Kayak Crate Expansion Layer with GridLoc Panels & Stainless Hardware | Not a Standalone Box | Made in USA — Open-Box, 18% Off

STACKABLE GEAR LAYER – Adds a second tier of organization to your 16” x 16” BlackPak Pro, creating fast-access storage for terminal tackle, pliers, electronics, and more

TOP-MOUNT SYSTEM ONLY – This is an expansion kit, not a standalone crate; designed to install on top of a 16x16 BlackPak Pro (sold separately) using shared hardware

TOTAL GRIDLOC INTEGRATION – Features Yak Attack’s GridLoc platform on every panel, allowing full accessory mounting inside and outside with compatible gear

DURABLE & HIGH-VISIBILITY – Injection-molded from UV-resistant polymers with bright Orange colorway for increased visibility; built for saltwater and sun-heavy conditions

ALL-INCLUSIVE INSTALL KIT – Includes bottom panel, side walls, bumpers, straps, latches, hinges, and stainless steel hardware; assembles easily with tongue-and-groove joints

Q: What does the 16x16 Orange ShortStak Upgrade Kit do? A: It expands your BlackPak Pro into a two-layer tackle system, giving you more room for the gear you need fast without taking up extra space on your kayak deck. Q: Is this a complete storage crate? A: No. This is an upgrade kit, not a standalone box. It replaces your current lid and mounts directly on top of your 16x16 BlackPak Pro using its shared structure. Q: What’s in the package? A: You’ll receive 4 side panels, 1 bottom panel, bumpers, latches, hinges, straps, catches, and stainless hardware. The lid is not included. Q: Can I add rod holders or power accessories to it? A: Yes! Every panel supports GridLoc-compatible accessories like MightyMounts, TracPaks, and Through Hull Wiring Kits for complete kayak rigging. Q: Is it tough enough for saltwater? A: Absolutely. It’s molded in the USA from marine-grade polymers and stainless steel, built to endure tough environments and backed by the Yak Attack Built for Life Guarantee.