▼ 2% below avg
Brn-4(R) Firing Pin Spring - Brn-4 Firing Pin Spring
Lowest Listed Price
$3.99
MSRP
$3.99
Savings
See retailer
Retailers Reporting In Stock
1 Stores
Updated
Aug 26, 2026
Compare Deals from 2 Retailers
Sorted by lowest price
Specifications
Description
Replacement or spare part for the BRN-4A(R) Bolt Carrier Group. Handy to have on-hand for a backup parts kit. Only fits Brownells BRN-4A(R) Bolt Carrier Group. Mfg: Brownells
