10 Best Ek Archery Cobra System of 2025

Tested and Reviewed: Top 10 Ek Archery Cobra System deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

EK Archery

EK Archery Cobra System Crossbow 300 FPS Siege – Self Cocking Cross Bow 150LBS

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Editor's bottom line:

“This ek archery cobra system is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Reach speeds up to 300 FPS with the EK Archery Cobra crossbow, ideal for archery enthusiasts.
Streamlined design ensures easy handling in various shooting environments, enhancing maneuverability.
Designed for adults, this crossbow offers precision and power suitable for serious archery.
Features durable construction and ergonomic grip for comfortable and controlled shooting.
Includes all essential accessories for immediate setup and use out of the box.

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Picked by 397 people today

9.5

Generic

Cobra System Siege 300 Self Cocking Compound Crossbow 150lb

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Main Highlights

Adjustable draw weight from 118lb to 150lb
Compound Self Cocking Includes Quiver, 3 x 15.5" Carbon Bolts, Scope, Sling, Bipod, Wax, Goggles
Draw Weight: 150lb, Speed: 300ft/sec, Weight: 7.5lbs, Length: 32.75 - 36.5", Power Stroke: 8.25" Width 10.5" (uncocked) 7" (Cocked)
Worlds first self cocking compound crossbow
String and cables can be replaced without bow press

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9.5

EK Archery

EK Archery Cobra System R9 90lb Replacement Limb Set/Limbset | Our Lightest Draw Weight, Perfect for Target Shooting, Long Plinking Sessions or Newer Users | for Adder Crossbow Owners (90)

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Main Highlights

Factory Made 90 lb limb set: Our lightest and easiest to use Limb Set for your Adder crossbow. Easier Reloads for longer shooting sessions.
Enhanced durability: Made with high-quality materials by EK Archery to the exacting factory specifications ensure long-lasting performance.
Easy installation: Designed to be easily installed on the EK Archery Adder Crossbow without any modifications. Just drop it in and go.
Improved performance: Delivers accuracy and precision for hunting and target shooting, allowing for easier repeated shots.
Note: Also compatible with the Cold Steel Crossbow and Cheap Shot compact crossbow.

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9.2

EK Archery

EK Archery Cobra System R9 110lb Replacement Limb Set/Limbset | Upgrade Your Crossbow with an Easier Draw, Balanced Velocity and Range | for EK Archery Adder Crossbow Owners

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Main Highlights

Factory Made 110 lb limb set: Provides consistent power and velocity for your Adder corssbow but with a lighter 110 lb draw weight vs the 130 lb limb set that comes standard with the Adder.
Enhanced durability: Made with high-quality materials to the exacting factory specifications ensure long-lasting performance.
Easy installation: Designed to be easily installed on the EK Archery Adder Crossbow without any modifications. Just drop it in and go.
Improved performance: Delivers improved accuracy and precision for hunting and target shooting, allowing for easier repeated shots.
Note: Also compatible with the Cold Steel Crossbow and Cheap Shot compact crossbow.
Includes everything you need: A Full Set Limb, String and Limb Tips.

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9.0

EK Archery

EK Archery Repeating Adder Crossbow 130 lb Cross Bow with 5 Shot auto-loading Magazine Includes 15 Carbon Arrows Bolts. Urban Preppers, Bushcraft, Home Defense, Target Shooters, Small Game Bow Hunting

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Main Highlights

15 pieces of 7.5" Carbon Bolts: Kit includes 15 pieces of our enhanced blue vane 100 grain tip carbon bolts. Carbon Bolts are more durable and can withstand repeated shots before they need replacing.
Limbs: Durable Compression Fiberglass. Powerful Interchangeable limb set for increased velocity. Included limb draw weight 130lb, speed 230fps. Ideal for adult crossbows for hunting & target shooting.
Sling Mount: Quick Detachable Sling Shoulder Mount. Quick access sling mount. Compatible with most any sling that has a QD mount or that can take one.
String: Durable String. Includes an additional spare string, stringer and limb caps in the package for repeated shooting life of the Adder automatic cross bow.
Picatinny Rails : Package Includes a Reflex Style Removable Red Dot Sight, But Also Allows A Variety Of Accessories To Be Added on the Top and Front Side Rails.
Foregrip : Ergonomically Textured Pistol Crossbow Grip helps with positive control of the crossbow and lower picatinny rail allows the attachment of the included vertical foregrip.
String Stopper: Decelerates the string and string reduces vibration for a more comfortable and accurate crossbow shooting experience... shot after shot.
Note on Bolts / Arrows: Not compatible with Non-EK brand bolts including arrows from Artemis Crossbow, Allen Crossbow , Barnett Whitetail and Horizone crossbow.

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8.8

EK Archery

Ek Archery Whipshot Automatic Self Loading Repeating Compound Bow - Perfect for Archery Enthusiasts, Bow Hunters & Archery Target Shooters - 15-50lbs Draw Weight, Fires 5 Arrows in 8 Seconds

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Main Highlights

Whipshot Compound Bow: Boasting an integrated mechanical release and auto reload feature, this innovative compound bow can fire 5 arrows in less than 8 seconds, ensuring you never miss your target.
Quick and Efficient: Unlike any other compound bow, the Whipshot delivers a draw weight between 15 to 50lbs and an impressive 240 fps with included arrows.
User-friendly Design: Our compound bow is easier to learn how to use than a crossbow, and much faster to prepare to shoot than a traditional bow or compound bows.
Advanced Small Game Hunting Bow: The Whipshot compound bow adult includes a red dot sight for precise targeting, making it the perfect companion for your small game hunting adventures.
Compound Bow Comparison: When compared to a traditional compound bow, our Whipshot compound bow for adults and youth stands out with its unique automatic self-loading and repeating functionality.
Specs: Speed: 240 fps, Draw Weight: 15-50lbs, KE: 25-40j, Axel to Axel: 27", Weight: 6.4lbs, Length: 800mm, Bow Length: 29.9", Let Off: 70%, Draw Length: 22-28", Magazine Capacity: 6 arrows
Includes: 6x15" Carbon Arrows, 1x Mounting Bracket, 1x Bolt Retention Spring, 1x Aluminum red-dot Sight, 1x Magazine for Whipshot, 2x String Silencers, 2x Limb Dampeners
Note: Please use only the arrows specifically designed for the EK Archery Whipshot compound bow (found here on Amazon) as it does not accept standard arrows.

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8.6

EK Archery

EK Archery 15.5" Carbon Bolts 6 Pack - Designed for Cobra Siege Crossbow

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Main Highlights

Precision-engineered 15.5" carbon bolts designed specifically for Siege crossbows.
Pack of 6 high-quality carbon bolts built for durability and optimal trajectory.
Ensures accurate and consistent performance in target shooting.
Lightweight carbon construction for enhanced speed and reduced wind resistance.
Ideal for both beginners and seasoned archers seeking reliable arrow performance.
Engineered to maximize stability and velocity, delivering precise shooting results.

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8.3

TY Archery

Cobra Adder R9 Crossbow String 19.3" Replacement Strings Archery Hunting

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Main Highlights

Replacement string for EK Adder Cobra System and R9 crossbow
Crossbow string stand: 1600D/Share*20 stand
Length: 19.3"/49cm
Carefully crafted center winding in black (0.025")
Material: HMPE sturdy and can be used for a long time

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Our Best Overall Choice

Best Choice

9.7

EK Archery

EK Archery Cobra System Crossbow 300 FPS Siege – Self Cocking Cross Bow 150LBS

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Reach speeds up to 300 FPS with the EK Archery Cobra crossbow, ideal for archery enthusiasts.
Streamlined design ensures easy handling in various shooting environments, enhancing maneuverability.
Designed for adults, this crossbow offers precision and power suitable for serious archery.
Features durable construction and ergonomic grip for comfortable and controlled shooting.
Includes all essential accessories for immediate setup and use out of the box.

Show Price

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