Spring Sale - Save 15% On $200+ Orders w/ Code: SPRING15 - SHOP NOW!

Spring Sale - Save 15% On $200+ Orders w/ Code: SPRING15 - SHOP NOW!

Handgun Mainsprings & Backstraps 48 Items

Handgun Mainsprings & Backstraps Up To 64% Off - 48 Products In Stock / 59 Models

Browse 48 Handgun Mainsprings & Backstraps from our Handgun Frames & Parts dept including SMITH & WESSON, WILSON COMBAT, HECKLER & KOCH, & FUSION FIREARMS Up To 64% Off at Brownells.

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WILSON COMBAT - 1911 HAMMER, CONCEALMENT, BULLET PROOF, BLUE WILSON COMBAT - 1911 HAMMER, CONCEALMENT, BULLET PROOF, BLUE
5 Stars
(5.0)

$56.95

Online Only - Special Order. Please allow 4-5 weeks additional processing time.
FUSION FIREARMS - 1911 GOV MAINSPRING HOUSING CHAINLINK GRAY MATTE STAINLESS FUSION FIREARMS - 1911 GOV MAINSPRING HOUSING CHAINLINK GRAY MATTE STAINLESS
5 Stars
(5.0)

$33.95

In stock
BROWNELLS - SW-MS-223 MAINSPRING FOR S&W K,L,N FRAME REVOLVER BROWNELLS - SW-MS-223 MAINSPRING FOR S&W K,L,N FRAME REVOLVER
5 Stars
(5.0)

$18.99

In stock
BROWNELLS - 1911 MAINSPRING HOUSING PIN & RETAINERS BROWNELLS - 1911 MAINSPRING HOUSING PIN & RETAINERS
5 Stars
(5.0)

$4.99 - $17.99

Select Items In Stock
BROWNELLS - 1911 MAINSPRING CAP BROWNELLS - 1911 MAINSPRING CAP
5 Stars
(5.0)

$6.99 - $15.99

In stock
BROWNELLS - 1911 MAINSPRING CAP PIN BROWNELLS - 1911 MAINSPRING CAP PIN
5 Stars
(5.0)

$4.99 - $14.99

In stock
SMITH & WESSON - MAINSPRING FOR S&W K FRAME SMITH & WESSON - MAINSPRING FOR S&W K FRAME
5 Stars
(5.0)

$9.99

In stock
ISMI - 1911 17LB MAINSPRING ISMI - 1911 17LB MAINSPRING
5 Stars
(5.0)

$8.99

In stock
WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING CAP PINS WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING CAP PINS
5 Stars
(5.0)

$2.95 - $3.95

In stock
WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING PINS WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING PINS
5 Stars
(5.0)

$2.95 - $3.95

In stock
WILSON COMBAT - 1911 MAINSPRING HOUSING WILSON COMBAT - 1911 MAINSPRING HOUSING
5 Stars
(4.8)

$48.95 - $50.95

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WILSON COMBAT - 1911 V-GRIP MAINSPRING HOUSING WILSON COMBAT - 1911 V-GRIP MAINSPRING HOUSING
5 Stars
(4.7)

$50.95

In stock
WOLFF - SIG MAINSPRING KIT WOLFF - SIG MAINSPRING KIT
5 Stars
(4.7)

$12.49

In stock
ED BROWN - 1911 DROP-IN MAXI-WELL ED BROWN - 1911 DROP-IN MAXI-WELL
5 Stars
(4.6)

$79.99 - $84.99

In stock
ED BROWN - FLAT FOR MAINSPRING HOUSING FOR 1911 ED BROWN - FLAT FOR MAINSPRING HOUSING FOR 1911
5 Stars
(4.6)

$49.99 - $54.99

In stock
ED BROWN - 1911 COMPETITION MAINSPRING ED BROWN - 1911 COMPETITION MAINSPRING
5 Stars
(4.6)

$10.99

In stock
WOLFF - SAA COWBOY ACTION SPRINGS WOLFF - SAA COWBOY ACTION SPRINGS
5 Stars
(4.5)

$16.49 - $17.99

In stock
FUSION FIREARMS - 1911 CHECKERED STEEL GOVERNMENT MODEL MAINSPRING HOUSINGS FUSION FIREARMS - 1911 CHECKERED STEEL GOVERNMENT MODEL MAINSPRING HOUSINGS
5 Stars
(4.0)

$33.95

In stock
WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING CAPS WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING CAPS
5 Stars
(4.0)

$2.95 - $3.95

In stock
WILSON COMBAT - 1911 "FACTORY PLUS" MAINSPRING WILSON COMBAT - 1911 "FACTORY PLUS" MAINSPRING
5 Stars
(4.0)

$2.95

In stock
WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING PIN RETAINER WILSON COMBAT - 1911 AUTO "FACTORY PLUS" MAINSPRING PIN RETAINER
5 Stars
(4.0)

$2.95

In stock
COLT - 1911 DEFENDER 3" MAINSPRING COLT - 1911 DEFENDER 3" MAINSPRING
5 Stars
(4.0)

$2.19

In stock
FUSION FIREARMS - 1911 GOV MAINSPRING HOUSING CHECKERED WITH LANYARD LOOP STAINLES FUSION FIREARMS - 1911 GOV MAINSPRING HOUSING CHECKERED WITH LANYARD LOOP STAINLES
5 Stars
(3.5)

$41.99

In stock
SMART LOCK TECHNOLOGY, INC. - SPRINGFIELD XD MAGLOC EASYFIT MAGWELL SMART LOCK TECHNOLOGY, INC. - SPRINGFIELD XD MAGLOC EASYFIT MAGWELL
5 Stars
(3.5)

$28.99

In stock
COLT - MAINSPRING HOUSING FOR COLT® 1911 /1991 GOVERNMENT COLT - MAINSPRING HOUSING FOR COLT® 1911 /1991 GOVERNMENT
5 Stars
(3.4)

$9.99

In stock
WILSON COMBAT - 1911 SMOOTH MAINSPRING HOUSING WILSON COMBAT - 1911 SMOOTH MAINSPRING HOUSING
5 Stars
(3.0)

$48.95

In stock
COLT - 1911 MAINSPRING HOUSING PIN RETAINER BLUE COLT - 1911 MAINSPRING HOUSING PIN RETAINER BLUE
5 Stars
(3.0)

$3.09

In stock
ISMI - 1911 15LB MAINSPRING ISMI - 1911 15LB MAINSPRING
5 Stars
(1.0)

$8.99

In stock
HARRISON DESIGN & CONSULTING - HAMMERS FOR 1911 COMMANDER HANDGUN HARRISON DESIGN & CONSULTING - HAMMERS FOR 1911 COMMANDER HANDGUN
5 Stars
(0.0)

$119.99

In stock
VOLQUARTSEN - RUGER® MK II™/MK III™ MAINSPRING VOLQUARTSEN - RUGER® MK II™/MK III™ MAINSPRING
5 Stars
(0.0)

$69.30

In stock
ED BROWN - ARCHED MAINSPRING HOUSING FOR 1911 ED BROWN - ARCHED MAINSPRING HOUSING FOR 1911
5 Stars
(0.0)

$44.99

In stock
HECKLER & KOCH - P30 BACK STRAP, S , P30 HECKLER & KOCH - P30 BACK STRAP, S , P30
5 Stars
(0.0)

$16.99

In stock
Products: – of 89