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Black anodised aluminium one-piece Picatinny Weaver adapter base with 6.1 inch rail

Hawke Sport Optics

Hawke Sport Optics One-Piece Picatinny Weaver Adapter Base 6.1 inch Rail

SKU CH-DT1Q-8G133

A 6.1 inch one-piece Picatinny Weaver adapter base mounts sights and accessories on 11 mm or 3/8 inch rails

  • Durable black anodized aluminum resists corrosion for long service life
  • Works with both Picatinny and Weaver mounts for flexible optics choices
  • 1 inch rail gives ample room for multiple accessories
  • Adapts 3/8 inch rifle rails or 11 mm airgun rails to standard bases
  • One-piece high-quality construction provides a secure, stable mounting platform

One-Piece Picatinny/Weaver Adapter Base 6.1" Rail

This one-piece adapter base is built for shooters who need a solid platform to mount Picatinny or Weaver sights onto 3/8" rifle rails or 11mm airgun rails. Its 6.1-inch length provides ample space for multiple accessories. The black anodized aluminum construction resists corrosion and handles recoil without shifting. It suits hunters and target shooters wanting a versatile, permanent rail upgrade.

Installation and common issues

The base clamps directly onto existing 3/8" or 11mm dovetail rails using integrated screws, requiring only basic hand tools and no gunsmithing. Ensure the host rail is clean and the screws are tightened evenly to prevent canting. Over-torquing can strip the lightweight alloy threads or mar the finish. Buyers with proprietary or non-standard rail profiles should verify dimensions before ordering, as this adapter only fits the two stated dovetail sizes.

Behaviour under sustained use

The anodized aluminum body dissipates heat quickly during extended shooting sessions, maintaining a stable zero without warping. Repeated recoil cycles do not loosen the clamp when screws are properly secured with thread locker. The hard coating resists scratching from repeated accessory mounting and removal. Shooters needing a lightweight rail for ultra-high-recoil calibres or those requiring a quick-detach mechanism should look elsewhere, as this is a fixed, permanent mount.

How it compares

Measured against everything we stock in Binoculars, Scopes & Sights, at today’s prices. Recalculated every night.

Price $34.99
Cheaper than about 74% of the 1,401 comparable items (median $93.99).

Specifications

No published specifications for this item yet.

Questions about this item

How do I confirm the 6.1-inch Picatinny/Weaver rail is mounted correctly on my 3/8" or 11mm dovetail?

The one-piece base should sit flush along the full 6.1-inch length with no rocking; all cross-slots must align parallel to the bore and the locking lugs must engage the 3/8" or 11mm dovetail grooves completely.

What comes in the box and is any extra hardware required for a 3/8" rifle rail?

The package contains the one-piece black anodized aluminium adapter base; the integral clamping hardware is built in, so no separate screws or tools are needed for 3/8" or 11mm dovetail mounting.

Which rail length suits a setup needing maximum accessory space on a standard dovetail?

The single 6.1-inch version provides the longest continuous Picatinny/Weaver platform available in this model, giving the most room for scopes, lights or backup sights on an 11mm or 3/8" rail.

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