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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.
The Megabass Dark Sleeper in the 7.7cm, 21g configuration is a specialized “high-density” finesse lure. At Gerry’s Fishing, we find this specific model to be a unique tool for the technical angler; it offers the small, non-threatening profile of a 7.7cm prey fish but carries the 21g weight usually reserved for much larger lures. This allows you to fish a “bite-sized” bait in deep water, heavy currents, or high winds where standard small lures would fail to reach the bottom.
Designed to mimic bottom-dwellers like gobies, sculpins, and blennies, the Dark Sleeper features an integrated weighting system and a concealed hook design. By hiding the hook within the dorsal fins, Megabass has created a lure that can “crawl” through the most treacherous “gnarly” underwater terrain—jagged rocks and thick kelp—without snagging.
Concealed Hook Fins: The soft, split dorsal fins completely camouflage the heavy-duty top hook. These fins act as a natural weed guard, deflecting potential snags while remaining soft enough to collapse instantly when a fish strikes for a high hook-up ratio.
Compact Ballast System: Carrying 21g in a 7.7cm body gives this lure a very fast sink rate. The weight is concentrated low in the belly, ensuring the lure always lands upright and maintains a stable, natural posture on the seabed.
High-Frequency Paddle Tail: Even with its heavy internal weight, the tail remains incredibly supple. It produces a frantic, high-frequency “kick” on the retrieve and an active “shimmer” on the drop, mimicking a small baitfish darting for cover.
All-Water Dominance: This model is a powerhouse for Large Perch and Zander in deep freshwater reservoirs, and it is equally devastating for Seabass and Wrasse when fishing deep-water piers and tidal rock gullies.
| Feature | Details |
| Model | Megabass Dark Sleeper |
| Length | 77mm (7.7cm) |
| Weight | 21g |
| Design | Internal Weight / Concealed Top Hook |
| Body Style | Compact Goby / Sculpin Imitation |
| Action | High-Response Paddle Tail |
| Target Species | Perch, Zander, Bass, and Pollack |
| Pack Size | 1 Piece per pack |
The 21g Dark Sleeper is a precision tool for “heavy-finesse” bottom fishing. The Gerry’s team suggests:
Deep-Water Finesse: When predators are focused on small fry but are holding in 20ft–30ft of water, the 21g weight is essential. It gets the small 7.7cm profile down to the “kill zone” quickly and keeps it there.
Heavy-Tide LRF: For Light Rock Fishing in areas with significant tidal flow, this lure stays in contact with the bottom. Use it to search the base of pier pilings where bass and large pollack lie in wait.
The “Vertical Shiver”: Excellent for fishing vertically from a boat or high harbor wall. The low center of gravity keeps the lure perfectly horizontal, making it a highly realistic target for zander or bass suspended near the bottom.
Gnarly Cover Prospecting: Because of the shielded hook, you can cast this into jagged rock piles. “Crawl” it slowly over the obstacles; the fins will deflect the snags while the paddle tail provides the vibration.
Gerry’s Verdict:
The Megabass Dark Sleeper 7.7cm/21g is the ultimate solution for “matching the hatch” in challenging conditions. It provides the stealth and realism of a small baitfish with the casting distance and depth-handling of a much heavier lure. If you are targeting fish that are “pinned” to the bottom in deep or fast water, this is a vital addition to your lure box
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″