Skip to primary navigation
Skip to main content
Skip to primary sidebar
Skip to footer
Facebook
Instagram
Pinterest
Twitter
YouTube
My account
Sign in
Help
Contact Us
Shipping Policy
Returns & Exchanges
Spearfishing World
online-spearfishing-store-spearfishingworld
Products search
Home
Spearfishing Gear
Spearguns
Pneumatic Guns
Band Powered
Roller Spearguns
Wood Barrels Spearguns
Metal Barrel Spearguns
Carbon Barrel Spearguns
Hawaiian Slings
Sling Shooters
Hawaiian Sling Shafts
Speargun Parts
Handles
Line Releases
Loading Butts
Muzzles
Open Band Gun Muzzles
Roller Gun Muzzles
Closed Band Gun Muzzles
Pneumatic Gun Muzzles
Parts & Accessories
Pneumatic Speargun Parts
Speargun Barrels
Trigger Mechanisms
Rollerguns Parts
Shafts & Spearheads
American Notched Shafts
Euro Notched Shafts
Pneumatic Gun Shafts
Shaft Accessories
Spearheads
Detachable Spearheads
Fixed Spearheads
Multi Prongs
Spearhead Accessories
Bands
Circular Bands
Threaded Euro Bands
Pole Spear Bands
Bulk Rubber
Band Accessories
Wishbones
Rigging
Accessories
Accessories
Personal Protection
Rigging
Tools Spearfishing
Fish Stringers
Lights
Knives
Dagger Knives
Drop Point Knives
Cutting Tools
Knife Accessories
Reels & Lines
Reels
Reel Accessories
Lines
Specialty Gear
Diver Propulsion Systems
Hookah Systems
Alternate Air Source
Kayaks & Accessories
Pole Spears & Slings
Travel Pole Spears
Single Piece Pole Spears
Pole Spear Bands
Pole Spear Speartips
Pole spear accessories
Floats & Floatlines
Inflatable Floats
Hard Floats
Float Accessories
Float Lines
Bungees
Float Line Accessories
Spearfishing Bags
Speargun Bags
Flashers
Gear Bags
Bag Accessories
Protective Cases
Hunting & Collecting
Lobster Gear
Abalone
Lionfish Hunting
Tropical Fish Collecting
Media
Spearfishing Books
Magazines
DVDs
I.D. Cards & Maps
Gifts & Goodies
Gift Certificate
Goodies
Fish Mounts
Posters & Flags
Decals/Stickers
Free Stuff
Clearance
Freediving Gear
Masks & Snorkels
Single Lens
Double Lens
Tinted Lens
Mask Accessories
Snorkels
Flex Snorkels
Non-Flex Snorkels
Snorkel Accessories
Freediving Fins
Carbon Fiber Fins
Fiber Glass Fins
Polymer/Plastic Fins
Mono Fins
Fin Blades
Carbon Fiber Fin Blades
Fiberglass Blades
Plastic/Polymer Blades
Fin Accessories
Fin Pockets
Wetsuits
1-2mm Suits
3mm Suits
5mm Suits
7mm + Suits
Lycras
Rashguards & Vests
Wetsuit Accessories
Hoods
Fin Socks
Gloves
Swimming
Accessories
Goggles
Belts & Weights
Weight Belts
Weights
Weight Vests
Belt Accessories
Floats Freediving
Floats/Buoys
Float Accessories
Snorkeling
Snorkeling Masks
Snorkels
Snorkeling Fins
Kids Snorkeling
Snorkeling Accessories
Freediving Bags
Gear Bags
Fin Bags
Protective Cases
Bag Accessories
Freediving Accessories
Accessories
Personal Protection
Freediving Computers
Diver Propulsion Systems
Media
Freediving Books
DVDs
Catalogs
I.D. Cards & Maps
Gifts & Goodies
Gift Certificate
Goodies
Decals/Stickers
Posters & Flags
Free Stuff
Clearance
SCUBA Gear
SCUBA Essentials
Regulators
Regulator Parts & Accessories
Octopus
Gauges & Computers
BCDs
BCDs Parts & Accessories
Tanks & Accessories
Wetsuits
Full Wetsuits
Shorty Suits
Tropical Suits
Wetsuit Accessories
Hoods
Gloves
Boots
Masks
Single Lens
Double Lens
Tinted Lens
Valve/Purge
Full Face
Mask Accessories
Snorkels
Dry Snorkels
Flex Snorkels
Non-Flex Snorkels
Snorkel Accessories
SCUBA Fins
Fin Accessories
SCUBA Accessories
Accessories
Personal Protection
Lights
SCUBA Reels
Alternate Air Source
Diver Propulsion Systems
Knives
Drop Point Blade
Dagger Blade
Cutting Tools
Knife Accessories
SCUBA Belts & Weights
SCUBA Weight Belts
Weights
Weight Belt Accessories
Bags SCUBA
Gear Bags
Regulator Bags
Protective Cases
Bag Accessories
Media
SCUBA Books
Catalogs
I.D. Cards & Maps
Gifts & Goodies
Gift Certificate
Goodies
Decals/Stickers
Posters & Flags
Free Stuff
Clearance
Clothing & Apparel
Shirts
Long Sleeve Shirts
Short Sleeve Shirts
Shorts
Hats
Face Shields/Scarves
Footwear
Watches
Sunglasses
Necklaces
Free Stuff
Clearance
Photo & Video
Cameras
Underwater Housings
Lights & Strobes
Lenses & Filters
Mounts & Accesories
GoPro
iPhone
Free Stuff
Clearance
More
Services
Service & Repairs
Pneumatic Speargun Repairs
Equipment Rentals
Spearfishing
Photo Gallery
Spearfishing Tips
Fishing regulations
Records
Fish ID
Competitions
U.S. Nationals Results
Spearfishing World Results
World Cup Results
FL State Championship Results
Educational
Diving safety
How to Choose the Right Wetsuit
How to Choose the Right Speargun
How to Choose the Right Fins
SCUBA Dive Tips
jbl barrel extension
Filters
Showing all 3 results
Default sorting
Sort by popularity
Sort by average rating
Sort by latest
Sort by price: low to high
Sort by price: high to low
Sort by brand
JBL 4in Explorer Series Butt Extension
$
12.50
JBL
Add to cart
Add to Wishlist
Add to Wishlist
JBL 6in Magnum Series Butt Extension
$
14.00
JBL
Add to cart
Add to Wishlist
Add to Wishlist
JBL Reaper Gun Butt
$
14.00
JBL
Add to cart
Add to Wishlist
Add to Wishlist
