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Comstock Armory Low Profile Rearden/Plan-B Titanium Recessed Suppressor Adapter
Lowest Listed Price
$105
MSRP
$105
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Updated
Sep 8, 2026
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Specifications
Brand
MPN
RPA-B-TI
Description
Comstock Armory Low Profile Rearden/Plan-B Titanium Recessed Suppressor AdapterThe Comstock Armory Titanium Recessed Plan-B Adapter is designed for suppressors using the standard HUB/Bravo 1.375-24 interface. Its recessed profile seats compatible Plan-B muzzle devices deeper into the suppressor, helping reduce overall system length and create a tighter handguard-to-suppressor gap. At just 1.2 ounces, it provides an exceptionally lightweight mounting solution without sacrificing strength.Machined from Grade 5 titanium and finished with a durable PVD coating, the adapter is compatible with Comstock, Rearden, and other common Plan-B muzzle devices. Compared with Comstock's standard LPA, the RPA positions the muzzle device 0.40 inches deeper into the suppressor.Features Recessed Plan-B mounting profile Compatible with Comstock, Rearden, and other common Plan-B muzzle devices Standard HUB / Bravo 1.375-24 suppressor threads Grade 5 titanium construction Durable PVD finish Weighs only 1.2 oz Adds just 0.18 in. to overall length Positions muzzle devices 0.40 in. deeper than Comstock's standard LPA 1-7/16 in. wrench flats 1.5 in. spanner notches for installation and removalSpecifications Manufacturer: Comstock Armory Model: Titanium Recessed Plan-B Adapter SKU: RPA-B-TI UPC: 850069580292 Product Type: Suppressor Adapter Suppressor Interface: HUB / Bravo Thread Pattern: 1.375-24 Muzzle Device Interface: Plan-B Compatible Material: Grade 5 Titanium Finish: PVD Weight: 1.2 oz Added Length: 0.18 in. Recessed Depth vs. Standard LPA: 0.40 in. deeper Wrench Flats: 1-7/16 in. Spanner Notches: 1.5 in.Fitment NoteBecause the RPA seats the muzzle device 0.40 inches deeper than a standard low-profile adapter, verify that your muzzle device and suppressor provide adequate internal clearance before use.
