Maxim Defense Industries CQB Buffer & Spring - STD - 3.3 oz. Silver/Blue
$46.99 at OpticsPlanet
In stock Sale
Best price
$45.95at AR15Discounts
checked Oct 31, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| AR15Discounts Best price | $45.95checked Oct 31, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $75.00checked Oct 31, 2026 | Check store | Buy at Dirty Bird |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Dashed line = out of stock. Tracking since Oct 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $45.95 | $45.95 | $45.95 |
| Dirty Bird | $75.00 | $75.00 | $75.00 |
Since Oct 28, 2026.
About this part
The Trinity Force SBA Spring is an AR-15 buffer part from Trinity Force. It's sold by 2 stores, from $45.95 to $75.00.
Specifications
- Manufacturer
- Trinity Force
- Type
- Spring
- Platform
- AR-15
From the manufacturer
The Trinity Force SBA Spring (Silent Buffer Assembly) is a drop-in recoil system designed to help the AR-15 platform function more smoothly and quieter. The carefully balanced, all-in-one system is easy to install and quickly reduces friction and vibration with much smoother harmonics than traditional buffer systems. Fits M4 style buffer tubes for AR-15 semi-automatic rifles Length: 7.25" Weight: 6 oz
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