Gun parts kits in Porter, Indiana from Great Lake Firearms. Complete AR, rifle, and handgun kits for reliable builds. Shop online today.

AXIOM SLIDE WITH RMR CUT FOR SIG SAUER P320 STEALTH GRAY

$413.25
AXIOM SLIDE WITH RMR CUT FOR SIG SAUER P320 STEALTH GRAY
Purchase & earn 413 points!Add to cart

RIVAL ARMS SIG P365 A1 RMS – STRIPPED SLIDE BLACK

$399.99
RIVAL ARMS SIG P365 A1 RMS - STRIPPED SLIDE BLACK
Purchase & earn 400 points!Add to cart

RIVAL ARMS SIG320 CARRY A1 – SLIDE W/DOCTOR CUT BLACK

$399.99
RIVAL ARMS SIG320 CARRY A1 - SLIDE W/DOCTOR CUT BLACK
Purchase & earn 400 points!Add to cart

AXIOM SLIDE WITH RMR CUT FOR SIG SAUER P365XL STEALTH GRAY

$375.25
AXIOM SLIDE WITH RMR CUT FOR SIG SAUER P365XL STEALTH GRAY
Purchase & earn 375 points!Add to cart

TRUE PRECISION SLIDE W/RMS CUT – & PLATE STEALTH GREY FOR G43

$375.25
TRUE PRECISION SLIDE W/RMS CUT - & PLATE STEALTH GREY FOR G43
Purchase & earn 375 points!Add to cart

BERETTA KICK OFF UNIT FOR A400 – WITH WOOD STOCK

$339.00
BERETTA KICK OFF UNIT FOR A400 - WITH WOOD STOCK
Purchase & earn 339 points!Add to cart

CAA MICRO CONV KIT SPRF HELLCAT BLK

$285.00
CAA MICRO CONV KIT SPRF HELLCAT BLK
Purchase & earn 285 points!Add to cart

BERETTA KICK-OFF SYSTEM FOR – XTREMA 2 SYNTHETIC STOCKS

$243.00
BERETTA KICK-OFF SYSTEM FOR - XTREMA 2 SYNTHETIC STOCKS
Purchase & earn 243 points!Add to cart

ELFTMANN TRIGGER VR80 PRO SE – 3.5LB W/STRAIT SHOE RED

$239.00
ELFTMANN TRIGGER VR80 PRO SE - 3.5LB W/STRAIT SHOE RED
Purchase & earn 239 points!Add to cart

RIVAL ARMS BARREL SIG P365 – GOLD THREADED

$219.99
RIVAL ARMS BARREL SIG P365 - GOLD THREADED
Purchase & earn 220 points!Add to cart

AR 308 12.625” COMBAT RAIL HANDGUARD DPMS HIGH M-LOK BLACK

$199.95
AR 308 12.625'' COMBAT RAIL HANDGUARD DPMS HIGH M-LOK BLACK
Purchase & earn 200 points!Add to cart

AR 308 12.625” COMBAT RAIL HANDGUARD DPMS LOW M-LOK BLACK

$199.95
AR 308 12.625'' COMBAT RAIL HANDGUARD DPMS LOW M-LOK BLACK
Purchase & earn 200 points!Add to cart

BERETTA SPARE PARTS KIT FOR – 92 SERIES PISTOLS

$170.00
BERETTA SPARE PARTS KIT FOR - 92 SERIES PISTOLS
Purchase & earn 170 points!Read more

BERETTA SPARE PARTS KIT FOR – O/U SHOTGUNS EXCEPT DT10/DT11

$170.00
BERETTA SPARE PARTS KIT FOR - O/U SHOTGUNS EXCEPT DT10/DT11
Purchase & earn 170 points!Add to cart

HANDGUARD DROP-IN ALUMINUM 8 BLACK

$162.95
HANDGUARD DROP-IN ALUMINUM 8 BLACK
Purchase & earn 163 points!Read more

GUNTEC AR9 BOLT CARRIER GROUP – 9MM MIL-SPEC NITRIDE

$156.00
GUNTEC AR9 BOLT CARRIER GROUP - 9MM MIL-SPEC NITRIDE
Purchase & earn 156 points!Read more

TIMNEY TRIGGER MOSSBERG 100ATR – W/SAFETY BLACK LONG ACTION

$150.00
TIMNEY TRIGGER MOSSBERG 100ATR - W/SAFETY BLACK LONG ACTION
Purchase & earn 150 points!Add to cart

KRISS VECTOR FOLDING STOCK – ADAPTER FOR GEN 2.1 UPPER

$124.99
KRISS VECTOR FOLDING STOCK - ADAPTER FOR GEN 2.1 UPPER
Purchase & earn 125 points!Add to cart

MINI DRACO HANDGUARD

$121.95
MINI DRACO HANDGUARD
Purchase & earn 122 points!Add to cart

CIMARRON REVOLVER SHOULDER – STOCK 1860/1851/1861 STEEL

$119.00
CIMARRON REVOLVER SHOULDER - STOCK 1860/1851/1861 STEEL
Purchase & earn 119 points!Add to cart

At Great Lake Firearms, our Gun Parts Kits make maintenance and assembly simple for shooters across Porter, Indiana. Each kit includes essential components for AR builds, handguns, and rifles, ensuring reliable performance and compatibility. Pair them with AR15 Parts, Glock Parts, or Handgun Parts for a complete upgrade. Builders can also explore Class 3 Parts & Accessories and AR Upper Parts to fine-tune custom setups. Whether you’re replacing worn components or building from scratch, we provide quality parts from trusted brands. Shop gun parts kits online today.