Caliburn 4 (C4) DIY Kit

$125.00

Another great design by CaptainSlug! Pump-action, mag fed, high performance, rigid platform. Great for beginner nerfers or experienced nerfers alike. This is a DIY kit. Darts & magazines sold separately.

Basic
Advanced
Clear
White
Black
Brown
Tan
Dark Grey
Silver
Light Grey
Dark Red
Red
Pink
Orange
Gold
Yellow
Neon Yellow
Dark Green
Green
Light Green
Fighter Jet Blue
Navy Blue
Blue
Light Blue
Purple
Shown as Black
Clear
White
Black
Brown
Tan
Dark Grey
Silver
Light Grey
Dark Red
Red
Pink
Orange
Gold
Yellow
Neon Yellow
Dark Green
Green
Light Green
Fighter Jet Blue
Navy Blue
Blue
Light Blue
Purple
Shown as Light Blue
Low (140-150 FPS)
Medium (175-200 FPS)
High (200-250 FPS) (+$10.00)
Super High (250-300FPS) (+$34.00)
FPS ranges are an estimate. Performance may vary.
Foregrip
Knuckle Duster (+$9.00)
Lower Stock Spacer
Custom Magwell Text (+$10.00)
Iron Sights (+$4.00)
Rail Riser (+$10.00)
Suppressor SCAR (+$15.00)
Rubber Grip Sleeve (+$10.00)
Shroud
Aluminum Trigger (+$15.00)
Aluminum Sear (+$20.00)
Aluminum Rambase (+$20.00)
Plunger Black Acetal (+$21.00)
Plunger White Acetal (+$21.00)
Plunger Aluminum (+$31.00)
RMAX (+$20.00)
Stampede (+$40.00)
Angled Foregrip (+$10.00)
Pyrangle Foregrip (+$10.00)
Modular Vertical Foregrip (+$15.00)
Product total
Options total
Grand total

Description

The Caliburn C4 is a homemade Nerf blaster originally designed by CaptainSlug. Pump action, clip-fed, variable fps. Listing is for a Caliburn C4 DIY kit. Darts, mags, and accessories sold separately.

*C4 not compatible with K14 spring

INCLUDES BY DEFAULT:

  • All the parts and hardware necessary to assemble a Caliburn 4 (C4)
  • Passive Magwell Adapter
  • 1 main power spring
  • Spare screws and hardware for maintenance

Blaster Features:

  • More dry-fire safe than predecessor. Great for beginning nerfers.
  • Quick-access buttplate for easy spring swap to adjust power
  • Compatible with both half and standard (elite) dart types
  • Increased durability & rigidity from the previous versions
  • Compatible with all standard picatinny attachments and Caliburn Lower Stock Spacers
  • All Flat bar construction
  • Tool-free passive talon/nstrike mag adapter
  • Faster spring-swaps
  • Optional air-brake plunger feature
  • Maintains the takedown feature
  • Optional o-ring collet muzzle for fast barrel swaps
  • Supports elastic and extension springs for accessories
  • Higher rigidity mixed-print-orientation grip assembly
  • Still compatible with Tooth-And-Nail and other aftermarket parts

Magazines:

Darts:

  • Darts NOT included. Darts must be purchased separately.
  • Compatible with standard nerf brand darts, as well as short darts
  • Recommended darts: Worker Gen3 Darts

Attachements:

  • Compatible with most standard picatinny-compatible attachment
  • Compatible with all addons featured on the listing.

What’s involved in the different power options?

*All FPS ratings are an estimate. Performance may vary.*

LOW | 140-150 FPS
Main power spring: 788
Barrel: 14″ .527

MEDIUM | 175-200 FPS
Main power spring: K25
Barrel: 14″ .527

HIGH | 200-250 FPS
Main power spring: Pro25 Plain
Barrel: 16″ .509

SUPER HIGH: 250-300 FPS
Main power spring: K31 + K25
Barrel: 14″ Brass/Alu Barrel


Special thanks to Captain Slug for licensing his design to us. A portion of sales goes to support Captain Slug.

 

 

Additional information

Weight 3.5 lbs
Dimensions 31 × 4.5 × 1.5 in

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