Umarex H&K UMP45 Ambi Angled M4 Adapter

$249.99

Right Release Color

None Graphite Black +$9 USMC Red +$9 NRA Blue +$9 Multicam Bright Green +$9 Magpul Flat Dark Earth +$9 Bright White +$14 Gold +$14 Burnt Bronze +$14 Custom. Enter Cerakote Item ID in Checkout Notes. i.e. A-123 +$69

Left Release Color

None Graphite Black +$9 USMC Red +$9 NRA Blue +$9 Multicam Bright Green +$9 Magpul Flat Dark Earth +$9 Bright White +$14 Gold +$14 Burnt Bronze +$14 Custom. Enter Cerakote Item ID in Checkout Notes. i.e. A-123 +$69

Body Cerakote Color

Notice: 5-10 business days for Cerakote
Default color is SLS Grey (Body) or Black Metal (Releases)

None Graphite Black +$19 USMC Red +$19 NRA Blue +$19 Multicam Bright Green +$19 Magpul Flat Dark Earth +$19 Bright White +$29 Gold +$29 Prison Pink +$29 Wild Purple +$29 Burnt Bronze +$29 Custom. Enter Cerakote Item ID in Checkout Notes. i.e. A-123 +$69

Carbon Fiber

Built to last. Carbon Fiber infused. Its durability speaks for itself.

Extended Warranty

Extended 1-year US | 90-days International Learn more..

Free US Shipping On Orders Over $99 With Code "Freeship"
Proudly Made in the US 30-Day Warranty + Lifetime Support *

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Umarex H&K UMP45 Ambi Angled M4 Adapter Details

Umarex H&K UMP45 Ambi Angled M4 Adapter

Enhance your Umarex H&K UMP45 platform with the TAPP Ambi Angled M4 Adapter, designed to improve reload speed by enabling the use of M4 AEG magazines. This adapter’s ambidextrous magazine release caters to both left- and right-handed users, while the low-profile angled design enhances control and ergonomics during gameplay. Powered by HPA, this adapter delivers reliable and consistent performance during airsoft skirmishes.

Key Features:

Ambidextrous Magazine Release: Dual-sided release for faster and more efficient reloads.

M4 Magazine Compatibility: Converts your UMP45 to use M4 AEG magazines, offering increased capacity and quicker reloads.

HPA Powered: Optimized for 150 max, recommended PSI: 150 max, recommended 120, providing consistent and reliable performance (HPA kit available separately at tappairsoft. com/hpa).

Low-Profile Design: Angled for improved handling and control intense airsoft scenarios.

Durable Construction: Crafted from durable SLS Nylon PA12 with the option of upgrading to PA11 Carbon Fiber for long-lasting use.

What‚is Included:

Fully Assembled Adapter: Ready to use out of the box, no modifications required.

HPA Foster Fitting (US Spec): Ensures a secure and reliable connection to your HPA system.

Compatibility: Umarex H&K UMP45

HIGH-PERFORMANCE MATERIAL

CARBON FIBER.
CARBON FIBER.
CARBON FIBER.

Strength you can feel. Weight you barely notice. Precision performance. Engineered for those who demand more than plastic.

Unmatched Strength

• 38% Higher Tensile Strength
• 3x Stiffer than Nylon
• Won't deform

Superior Resistance

• High-Temp Ready
• Thermal Stability
• UV & Moisture Resistant

Pro Finish

• Sleek Matte Black
• Metal strength, plastic weight

HPA Optimized

• Lightweight composite build
• Tested for field durability

Rigid Structure

• Perfect Airseal Integrity
• Smooth mag insertion

Advanced Finishing

Custom Cerakote & Precision Coatings

Our in-house finishing delivers Cerakote and precision laser engraving with exceptional durability and style. Every surface is treated, coated, and inspected to ensure flawless performance and lasting quality.

Start Your Project
Custom Cerakote Precision

30 Day Warranty + Lifetime Support

All Tapp Airsoft products include a 30-day warranty. We also offer lifetime support for technical issues and replacement parts (fees apply).

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    Carbon Fiber Nylon 11

    PRO ADAPTER

    Designed for added Performance, Ergonomics and Aesthetics.

    +Low-Profile

    20-80% Condensed Dimensions

    We've designed each system to create the sleekest profile.
    +Strength

    CNC Feed Nozzle

    Areas under repeated use or load have been upgraded with replaceable CNC parts.
    +Feeding

    0.01mm Precision Tolerances

    BB-Stop tech optimized for flow and consistency.
    +Straighter Alignment

    Individually Designed

    Drums and mags are positioned to give a “meant-to-be-there” feel.
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