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High Capacity Magazines

Best Sellers
  1. 1911 High Capacity Magazine Release - High Capacity Magazine Release
    Item#:
    168-000-056  
    Our Price:
    $31.99
    Description:
    Magazine catch is CNC-machined from carbon steel castings. Mfg: Caspian SPECS: 4140 carbon steel, in-the-white. Gunsmith fitting required.
  2. 1911 High Capacity 12rd 45acp Magazine - High-Cap Magazine, Q.C., .45 Acp, 12-Round
    Item#:
    168-000-110  
    Our Price:
    $67.99
    Description:
    Premium-quality magazines are manufactured to precise specifications for reliable fit and function in Caspian high capacity 1911 Autos. Provides increased firepower with fewer mag changes. Rigid, smooth-welded, polished steel body for slick feeding and positive magwell fit. High-impact nylon follower is shaped to help ensure reliable feeding. Machined aluminum base pad removes easily for cleaning. Quick Change (Q.C.) model has an extended base pad that boosts the round count and is easy to grasp for fast mag changes in competition. Mfg: Caspian SPECS: Steel body, blued; aluminum base pad, anodized, natural silver finish (Q.C.).
  3. 1911 High Capacity 9mm Magazines - High-Cap Magazine, Q.C., 9mm, 21-Round
    Item#:
    168-000-112  
    Our Price:
    $67.99
    Description:
    Premium-quality magazines are manufactured to precise specifications for reliable fit and function in Caspian high capacity 1911 Autos. Provides increased firepower with fewer mag changes. Rigid, smooth-welded, polished steel body for slick feeding and positive magwell fit. High-impact nylon follower is shaped to help ensure reliable feeding. Machined aluminum base pad removes easily for cleaning. Quick Change (Q.C.) model has an extended base pad that boosts the round count and is easy to grasp for fast mag changes in competition. Mfg: Caspian SPECS: Steel body, blued; aluminum base pad, anodized, natural silver finish (Q.C.) or matte black
  4. Ar-15 Magazine Release Titanium - Ar-15 Magazine Release Ti Raw Diamonds
    Item#:
    100-500-019  
    Our Price:
    $39.99
    Description:
    Constructed From Grade 5 Titanium Available In Raw Titanium & Ionbond Black (Raw Spots From Racking Are Not Visible Once Installed) 100% Corrosion Resistant Two Button Options Available Weighs 7.4 Grams Lifetime Warranty Mfg: V Seven Weapon Systems
  5. Ar-15 Magazine Release Titanium - Ar-15 Magazine Release Ti Blk Lines
    Item#:
    100-500-018  
    Our Price:
    $42.99
    Description:
    Constructed From Grade 5 Titanium Available In Raw Titanium & Ionbond Black (Raw Spots From Racking Are Not Visible Once Installed) 100% Corrosion Resistant Two Button Options Available Weighs 7.4 Grams Lifetime Warranty Mfg: V Seven Weapon Systems
  6. Ar-15 Magazine Release Titanium - Ar-15 Magazine Release Ti Raw Lines
    Item#:
    100-500-017  
    Our Price:
    $37.99
    Description:
    Constructed From Grade 5 Titanium Available In Raw Titanium & Ionbond Black (Raw Spots From Racking Are Not Visible Once Installed) 100% Corrosion Resistant Two Button Options Available Weighs 7.4 Grams Lifetime Warranty Mfg: V Seven Weapon Systems

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High Capacity Magazine

Related Items
  1. Magazines - Sti High Capacity Mag, 126mm 10-Round Carry Magazine .45 Acp
    Item#:
    791-150-045  
    Our Price:
    $67.99
    Description:
    Complete, high capacity magazines. TIG welded, heat-treated, stainless steel bodies hold up to competition use without cracking or failure. All springs are tempered music wire, and fit STI bodies without trimming. Complete mags come with Polymer base pad and nylon follower for flawless feeding. Mfg: Sti SPECS: 410 stainless steel tubes. Fits STI, SVI & McCormick high capacity frames only. Capacity shown for all models is with non-extended magazine pads.
  2. Magazines - Sti High Capacity Mag, 9mm, 26-Round, 170mm
    Item#:
    791-000-099  
    Our Price:
    $95.99
    Description:
    Complete, high capacity magazines. TIG welded, heat-treated, stainless steel bodies hold up to competition use without cracking or failure. All springs are tempered music wire, and fit STI bodies without trimming. Complete mags come with Polymer base pad and nylon follower for flawless feeding. Mfg: Sti SPECS: 410 stainless steel tubes. Fits STI, SVI & McCormick high capacity frames only. Capacity shown for all models is with non-extended magazine pads.
  3. Magazines - Sti High Capacity Mag, .38 Cal/170mm Length, 27-Round
    Item#:
    791-000-061  
    Our Price:
    $95.99
    Description:
    Complete, high capacity magazines. TIG welded, heat-treated, stainless steel bodies hold up to competition use without cracking or failure. All springs are tempered music wire, and fit STI bodies without trimming. Complete mags come with Polymer base pad and nylon follower for flawless feeding. Mfg: Sti SPECS: 410 stainless steel tubes. Fits STI, SVI & McCormick high capacity frames only. Capacity shown for all models is with non-extended magazine pads.
  4. 2011 45acp Magazines - Sti High Capacity Mag, 126mm 10-Round Carry Magazine .45 Acp
    Item#:
    791-150-045  
    Our Price:
    $67.99
    Description:
    Complete, high capacity magazines. TIG welded, heat-treated, stainless steel bodies hold up to competition use without cracking or failure. All springs are tempered music wire, and fit STI bodies without trimming. Complete mags come with Polymer base pad and nylon follower for flawless feeding. Mfg: Sti SPECS: 410 stainless steel tubes. Fits STI, SVI & McCormick high capacity frames only. Capacity shown for all models is with non-extended magazine pads.
  5. Magazines - Sti High Capacity Mag, .45 Cal/140mm Length, 15-Round
    Item#:
    791-000-060  
    Our Price:
    $67.99
    Description:
    Complete, high capacity magazines. TIG welded, heat-treated, stainless steel bodies hold up to competition use without cracking or failure. All springs are tempered music wire, and fit STI bodies without trimming. Complete mags come with Polymer base pad and nylon follower for flawless feeding. Mfg: Sti SPECS: 410 stainless steel tubes. Fits STI, SVI & McCormick high capacity frames only. Capacity shown for all models is with non-extended magazine pads.
  6. Magazines - Sti High Capacity Mag, .40 Cal/126mm Length, 15-Round
    Item#:
    791-000-056  
    Our Price:
    $67.99
    Description:
    Complete, high capacity magazines. TIG welded, heat-treated, stainless steel bodies hold up to competition use without cracking or failure. All springs are tempered music wire, and fit STI bodies without trimming. Complete mags come with Polymer base pad and nylon follower for flawless feeding. Mfg: Sti SPECS: 410 stainless steel tubes. Fits STI, SVI & McCormick high capacity frames only. Capacity shown for all models is with non-extended magazine pads.

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Ammunition
  1. Lake City 5.56x45mm 62gr M855 W/M2a1 Can - 5.56mm Nato M855 Green Tip 62gr 500/Can
    Item#:
    105-000-589  
    Our Price:
    $199.99
    List Price: $214.99
    Description:
    Bulk-packed, new-manufactured 5.56x45mm NATO ammo has a 62-grain SS109 bullet with a green-painted steel "penetrator" tip over a lead core with a partial jacket. Loose/Bulk packaged in an MTM 45 cal. ammo can. Ammunition is Manufactured at the Lake City Army Ammunition Plant to Federal Cartridge Company specifications for military ammunition. The boxer-primed, reloadable brass case is headstamped with the Federal symbol and date of manufacture (military crimps should be removed before reloading). Water-resistant lacquer-sealed primer. Every cartridge is visually inspected before packing. For use only in rifles with chambers designed for 5.56x45mm ammunition. Some ranges pro Mfg: Federal
  2. M80 7.62 Nato 149gr Ball 500/Rds - Federal Ammo M80 7.62 Nato 149gr Ball 500/Bx
    Item#:
    100-010-474  
    Our Price:
    $369.99
    Description:
    Features: Ideal for target practice Accurate and reliable Available in a wide variety of calibers, including specialty loads Mfg: Federal
  3. Sst Shotgun Ammo 12 Gauge 2-3/4" 1 1/8 Oz Sabot Slug - 12 Gauge 2-3/4" 1-1/8 Oz Sabot Slug
    Item#:
    105-201-372  
    Our Price:
    $12.29
    Description:
    Sold 5/box 12 gauge slug Designed for use in fully rifled barrels only Outstanding accuracy with FTX bullet design The Hornady Slug w/Sabot SST offers proven performance in the world of shotgun hunting. This round offers extreme accuracy and delivers sub-2"" groups at 100 yards with the flattest trajectory on the market. Designed for use in fully rifled barrels only.   Hornady products provide consistent quality, accuracy and performance and are designed, manufactured and tested with state of the art equipment under the highest standards of quality assurance. Mfg: Hornady See Item Details Below
  4. Hornady Custom Ammo 45 Long Colt 255gr Lfn - 45 Long Colt 255gr Lead Flat Nose 20/Box
    Item#:
    105-201-407  
    Our Price:
    $18.99
    Description:
    Cowboy Action Shooters demand total reliability from their ammo — and Hornady delivers! Like all Hornady ammo, their Cowboy Action rounds are engineered to perform flawlessly. Thanks to their swaged bullets, the projectile flattens upon impact instead of fragmenting. The propellants are the cleanest-burning, and the diamond knurling means the bullet is lubed the entire length of the bearing surface. It all adds up to the highest quality cowboy ammo on the market. Mfg: Hornady
  5. Fasteel Waterfowl Ammo 12 Gauge 2-3/4" 1-1/16 Oz #1 Steel Shot - Kent Ammo Fasteel Precision 12
    Item#:
    105-201-423  
    Our Price:
    $13.99
    Description:
    Kent Fasteel Waterfowl shells use quality components to produce consistent patterns and balanced shot strings at high velocities while dishing out less recoil. Kent’s Fasteel all-steel shot penetrates deep and retains plenty of energy to reliably bring down ducks and geese. 25 shells per box. Mfg: Kent Cartridge
  6. Field & Range Ammo 12 Gauge 2-3/4" 1 Oz #7 Steel Shot - 12 Gauge 2-3/4" 1 Oz #7 Steel Shot
    Item#:
    105-200-474  
    Our Price:
    $8.99
    Description:
    25 shells per box 12 gauge 2 3/4-inch shell 1 ounce load #7 steel shot available For a practice shotgun shell that can be used on game, take a look at Federal Field and Range steel game and target shotgun ammunition. The 12 gauge, 2 3/4-inch shell is available with number 7 steel shot. Great for busting clays or taking game on the fly, get Federal Field and Range ammunition today. Mfg: Federal See Item Details Below

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On the hunt for High Capacity Magazines? Brownells.com is your source for the best prices and widest selection anywhere. Our selection of 37 High Capacity Magazines and High Capacity Magazine represents the best of the best, on sale at prices from $1.79 to $159.99. As the internet's top seller of gun parts and gunsmith tools, we're able to bring you the best products, excellent prices, and reliable customer service every day. We know you'll find our High Capacity Magazines to be everything you expect, so we're proud to offer a 100% satisfaction guarantee. If you're not completely satisfied with your purchase, we'll make it right; whatever it takes. When you find the High Capacity Magazines that are right for you, it's easy to place your order online or over the phone at 1-800-741-0015. Customer service associates are standing by to answer your questions about our gun parts and gunsmith tools. We're here to help!