£47.99
In stock
You are just £80.00 away from Free Mainland UK Delivery!
Our entire team at Gerry’s are all experienced anglers and can help you choose the correct tackle for any fishing situation. Please drop us a message or give us a call if you need any help.
You can return unused standard items within 30 days for exchange or refund.
We check our prices weekly to ensure we can combine our fabulous service with the best prices. If you find an item cheaper and in stock somewhere else, drop us a a message in the chat box and we can see what we can do.
This item is available for next day delivery. You can pick this in the checkout.
We offer free post to any mainland UK address with a basket of more than £80. We also send all over the world and the best way to find out how much postage you will pay is in our checkout. Add the items to your basket and then add your address. Our checkout will automatically calculate your total.
We have come from a tiny fishing store and grown into one of the biggest fishing tackle retailers in the UK winning countless awards over the years. We are still a family business offer fabulous service online and in-store.
Spread the cost of larger orders over 6 or 12 month 0% APR. We also offer longer terms with APR charges via V12 finance. Available in the checkout.
You can make your next purchase a little easier on the wallet by splitting the total into 3 payments by using Klarna payments in the checkout.
Navigating a shingle beach with a fully loaded tackle box slung over one shoulder is a struggle every sea angler knows too well. Between the constant slipping, sliding, and the strap slowly strangling you with every step, long hikes to prime marks can be exhausting. The newly redesigned Breakaway Backrest and Harness tackles this exact problem, completely transforming your rigid seat box into an incredibly comfortable, ergonomic rucksack-style system that makes long treks effortless.
This specific updated model is engineered with longer, extended brackets tailored precisely to fit the latest Shakespeare seat boxes with deeper lids. The updated hardware ensures that once installed, the box lid can still open completely and smoothly without catching or binding on the frame. Once you finally arrive at your chosen fishing spot, the system instantly doubles as a highly supportive, adjustable back-rest, turning your hard plastic box into a genuinely comfortable seat for the duration of your session.
Product Type: Ergonomic backrest and carrying harness conversion kit.
Compatibility: Optimized for the latest Shakespeare seat boxes (handles deeper lid profiles perfectly).
Carrying System: Fully adjustable, heavy-duty shoulder straps for a balanced rucksack-style carry.
Comfort Features: Integrated lower back lumbar support pad to cushion heavy loads.
Adjustability: Fully customizable backrest height to suit your personal seating posture.
Inclusions: Packaged with an easy-to-follow layout template and full step-by-step fitting instructions.
Long-Distance Shingle Hiking: The ultimate asset when walking expansive, punishing shingle beaches like Chesil Bank or Dungeness. It keeps both hands completely free to carry your rod rest and holdalls.
Rugged Pier & Breakwater Treks: Perfect for navigating long concrete piers or uneven breakwaters, transforming a cumbersome, heavy box into a neat, stable, and perfectly balanced backpack.
Extended Matches & All-Night Sessions: Ideal for any shore angler who spends hours waiting for the rods to wrap. The supportive backrest relieves spinal strain, keeping you alert and comfortable through long winter leagues or summer night sessions.
Pro Tip: While the built-in lower lumbar pad offers fantastic relief during long hikes, if you really want to travel in executive comfort, we highly recommend adding the optional Breakaway Comfy Cushion to both the backrest plate and the top carrying pad. This extra layer of high-density foam completely eliminates any hard plastic pressure points, making your seat box feel like a premium armchair once you are set up on the beach!
Q: Will this new model allow me to open the box lid all the way?
A: Yes, absolutely. Older backrest models on the market were designed for shallow-lidded boxes. This updated Breakaway version features specifically lengthened brackets that clear the deeper lid profile of modern Shakespeare boxes, allowing full, unhindered access to your tackle inside.
Q: Is drilling required to fit this to my seat box?
A: Yes, fitting the backrest requires securing it permanently to the box. However, Breakaway supplies a precise, foolproof template alongside clear instructions. Simply tape the template to your box, mark the spots, and drill out the clean pilot holes for a perfect, secure fit.
Q: Can the shoulder straps be adjusted for different body sizes or heavy winter clothing?
A: Yes. The military-grade shoulder webbing is fully adjustable. You can easily slacken the straps to slide the harness over bulky flotation suits and heavy winter layers, or tighten them up tightly against a summer t-shirt to prevent the box from bouncing as you walk.
Our entire team at Gerry’s are all experienced anglers and can help you choose the correct tackle for any fishing situation. Please drop us a message or give us a call if you need any help.
You can return unused standard items within 30 days for exchange or refund.
We check our prices weekly to ensure we can combine our fabulous service with the best prices. If you find an item cheaper and in stock somewhere else, drop us a a message in the chat box and we can see what we can do.
This item is available for next day delivery. You can pick this in the checkout.
We offer free post to any mainland UK address with a basket of more than £80. We also send all over the world and the best way to find out how much postage you will pay is in our checkout. Add the items to your basket and then add your address. Our checkout will automatically calculate your total.
We have come from a tiny fishing store and grown into one of the biggest fishing tackle retailers in the UK winning countless awards over the years. We are still a family business offer fabulous service online and in-store.
Spread the cost of larger orders over 6 or 12 month 0% APR. We also offer longer terms with APR charges via V12 finance. Available in the checkout.
You can make your next purchase a little easier on the wallet by splitting the total into 3 payments by using Klarna payments in the checkout.




Penn Chest Size Guide
Small (36″-37″)
Medium (38″-40″)
Large (42″-44″)
XLarge (46″-48″)
XXLarge (50″-52″)
Wader Waist Guide
Small (28″-30″)
Medium (30″-33″)
Large (34″-37″)
XLarge (37″-39″)
XXLarge (39″-42″)
3XLarge (42″-45″)
Kinetic/Westin Chest Size Guide
Small (36″-37″)
Medium (38″-40″)
Large (42″-44″)
XLarge (46″-48″)
XXLarge (50″-52″)
3XLarge (54″-56″)
Grundens Chest Size Guide
Small (36″-37″)
Medium (38″-40″)
Large (42″-44″)
XLarge (46″-48″)
XXLarge (50″-52″)
3XLarge (54″-56″)
Vass Chest Size Guide
Small (36″-38″)
Medium (38″-41″)
Large (42″-44″)
XLarge (45″-46″)
XXLarge (47″-48″)
3XLarge (49″-51″)
Trakker Chest Size Guide
Small (38-40″)
Medium (41-43″)
Large (44-46″)
Xlarge (47-49″)
XXLarge (50-52″)
XXXLarge (53-55″)
Korda Chest Size Guide
Small (36″-38″)
Medium (38″-41″)
Large (42″-44″)
XLarge (45″-46″)
XXLarge (47″-48″)
3XLarge (49″-51″)
Guy Cotten Chest Size Guide
Small (86 – 94cm)
Medium (94 – 102cm)
Large (102 – 110cm)
XLarge (110 – 124cm)
XXLarge (124 – 134cm)
3XLarge (134 – 154cm)
Fox Chest Size Guide
Small (36″-38″)
Medium (39″-41″)
Large (42″-44″)
XLarge (45″-47″)
XXLarge (48″-50″)
3XLarge (51″-54″)
4XLarge (55″-60″)
Nash Chest Size Guide
Small (36″-38″)
Medium (39″-41″)
Large (42″-44″)
XLarge (45″-47″)
XXLarge (48″-50″)
3XLarge (51″-54″)
4XLarge (55″-60″)
Aqua Chest Size Guide
Small (38-40″)
Medium (41-43″)
Large (44-46″)
Xlarge (47-49″)
XXLarge (50-52″)
XXXLarge (53-55″)
Guru Chest Size Guide
Small (36″-38″)
Medium (38″-41″)
Large (42″-44″)
XLarge (45″-46″)
XXLarge (47″-48″)
3XLarge (49″-51″)
Preston Chest Innovations Size Guide
Small (36″-38″)
Medium (38″-41″)
Large (42″-44″)
XLarge (45″-46″)
XXLarge (47″-48″)
3XLarge (49″-51″)
Trouser Waist Guide (Inches)
Small – 28″ – 32″
Medium 32″ – 34″
Large – 34″ – 36″
X-Large 36″ – 38″
XX-Large – 38″ – 42″
XXX-Large 42″ – 46″
XXXX-Large 46″ – 52″