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EOTech holosights, reflex sights & magnifiers up to 25% off - SHOP NOW

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Handgun Mainsprings & Backstraps 45 Items

Browse 47 Handgun Mainsprings & Backstraps In Stock Up To 52% Off

Brownells Handgun Mainsprings & Backstraps products have an average rating of 4.2/5 and 211 reviews from verified buyers and brands like WILSON COMBAT, BERETTA USA, ISMI, & RUGER.  Check out all of our Handgun Frames & Parts products at Brownells today.

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ED BROWN - 1911 BOBTAIL MAINSPRING HOUSING ED BROWN - 1911 BOBTAIL MAINSPRING HOUSING
5 Stars
(5.0)

$54.99 - $95.49

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

$54.95

In stock - Special Order
FUSION FIREARMS - 1911 GOV MAG-WELL MAINSPRING HOUSING CHAINLINK STAINLESS MATTE FUSION FIREARMS - 1911 GOV MAG-WELL MAINSPRING HOUSING CHAINLINK STAINLESS MATTE
5 Stars
(5.0)

$47.96

In stock
EGW - MAINSPRING HOUSING EGW - MAINSPRING HOUSING
5 Stars
(5.0)

$35.99

In stock
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 - 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
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)

$1.95 - $2.95

In stock
WILSON COMBAT - 1911 MAINSPRING HOUSING WILSON COMBAT - 1911 MAINSPRING HOUSING
5 Stars
(4.7)

$46.95 - $48.95

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

$79.99 - $84.99

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ED BROWN - 1911 MAINSPRING HOUSING ED BROWN - 1911 MAINSPRING HOUSING
5 Stars
(4.6)

$34.95 - $54.99

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WILSON COMBAT - 1911 EZ-LOADER MAGWELL WILSON COMBAT - 1911 EZ-LOADER MAGWELL
5 Stars
(4.3)

$29.95 - $32.95

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)

$1.95 - $2.95

Select Items In Stock
WILSON COMBAT - 1911 "FACTORY PLUS" MAINSPRING WILSON COMBAT - 1911 "FACTORY PLUS" MAINSPRING
5 Stars
(4.0)

$1.95

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

$1.95

In stock
LES BAER CUSTOM - 1911 MAINSPRING HOUSING LES BAER CUSTOM - 1911 MAINSPRING HOUSING
5 Stars
(3.0)

$54.99

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

$46.95 - $48.95

In stock
JOHN MASEN - 1911 FLAT CHECKERED MAINSPRING HOUSING JOHN MASEN - 1911 FLAT CHECKERED MAINSPRING HOUSING
5 Stars
(1.6)

$29.99

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
ISMI - 1911 19LB MAINSPRING ISMI - 1911 19LB MAINSPRING
5 Stars
(0.0)

$8.99 - $30.99

In stock
Products: – of 45
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