Model Picatinny Rail Mount For All 407C, 507C & 508t Red Dots
$19.99 at Brownells · 6 stores
In stock
Best price
$19.99at OpticsPlanet
In stock Sale checked Oct 21, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet Best price | $19.99Salechecked Oct 21, 2026 | In stock | Buy at OpticsPlanet | |
| Kentucky Gun Co | $19.99checked Oct 21, 2026 | In stock | Buy at Kentucky Gun Co | |
| GunMag Warehouse | $19.99checked Oct 21, 2026 | In stock | Buy at GunMag Warehouse | |
| MidwayUSA | $19.99checked Oct 21, 2026 | In stock | Buy at MidwayUSA | |
| Ammunition Depot | $29.99checked Oct 21, 2026 | In stock | Buy at Ammunition Depot | |
| Battlehawk Armory | $19.99Salechecked Oct 21, 2026 | Check store | Buy at Battlehawk Armory | |
| Brownells | $19.99checked Oct 21, 2026 | Out of stock | Buy at Brownells |
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
Lowest in-stock price in the last 30 days: $19.99 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 5, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | $29.99 | $29.99 | $29.99 |
| Battlehawk Armory | $19.99 | $19.99 | $19.99 |
| Brownells | $19.99 | $19.99 | $19.99 |
| GunMag Warehouse | $19.99 | $19.99 | $19.99 |
| Kentucky Gun Co | $19.99 | $19.99 | $19.99 |
| MidwayUSA | $19.99 | $19.99 | $19.99 |
| OpticsPlanet | $19.99 | $19.99 | $19.99 |
Since Oct 5, 2026.
About this part
The HS510C 1/3 Co-Witness Riser, Black is an optic mount from Holosun. It's sold by 7 stores (5 in stock), from $19.99 to $29.99. The lowest in-stock price in the last 30 days was $19.99 at OpticsPlanet.
Specifications
- Manufacturer
- Holosun
- Color
- Black
- Type
- Red Dot Mount
- Co-witness
- Lower 1/3
From the manufacturer
Spacer that lifts the HS/HE510C to lower-third co-witness.
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Builds that use this part
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