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Geissele Super Semi-Automatic (SSA) Trigger Trigger Geissele Automatics
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Geissele Super Semi-Automatic (SSA) Trigger

£279.00
Payment methods
  • PayPal

Reliable shipping

Flexible returns

Geissele Super Semi-Automatic (SSA) Trigger

Features

  • Two-Stage Precision Pull – First-stage take-up (~2.5 lb) transitions to a crisp second-stage break (~2.5 lb) for an overall pull of 5.0 ± 1.0 lb, optimizing both speed and consistency.
  • Adjustable Second-Stage Engagement – Fine-tune sear engagement and over-travel to shooter preference using set screws for repeatable breaks.
  • Flat Trigger Bow – Wide, flat profile offers positive purchase and ergonomic comfort under all conditions.
  • Cut-Polished Internals – Hand-matched sear surfaces and polished contact points deliver a glass-like break and clean reset.
  • Fast Lock Time – Full-power hammer spring ensures consistent firing-pin impact and minimal lock time for reliable ignition.
  • Rugged Construction – CNC-machined 7075-T6 aluminum housing with 8620 steel internals; Type III hard-coat anodize finish for maximum corrosion and wear resistance.
  • Mil-Spec Compatibility – Drop-in design fits all standard mil-spec AR-15/.223 Rem/5.56 NATO lowers using .154″ trigger pins.

Technical Specifications for Geissele Super Semi-Automatic (SSA) Trigger

Specification

Details

Manufacturer

Geissele Automatics

Model / Part Number (MPN)

SSA® Trigger / 05-140

SKU

05-140

UPC

854014005100

Trigger Style

Two-stage semi-automatic

First-Stage Take-Up

≈ 2.0–3.0 lb (adjustable)

Second-Stage Break

≈ 2.0–3.0 lb (adjustable)

Total Pull Weight

5.0 ± 1.0 lb

Over-Travel Adjustment

User-tunable via set screw

Sear Engagement

User-tunable via set screw

Bow Profile

Flat

Housing Material

7075-T6 aluminum

Internal Material

8620 steel

Finish

Type III hard-coat anodize (black)

Weight

3.0 oz (≈ 85 g)

Compatibility

Mil-Spec AR-15/.223 Rem/5.56 NATO lowers

Installation

Drop-in; uses standard .154″ trigger pins

Warranty

Geissele lifetime warranty

Included Accessories

  • Over-travel and sear engagement set screws
  • Installation roll-pin & detent pack
  • User manual & tuning guide

SEO Keywords
Geissele SSA trigger, Super Semi-Automatic, 05-140 trigger, two-stage AR-15 trigger, adjustable match trigger.

Frequently asked questions

What is the return policy?

Our goal is for every customer to be totally satisfied with their purchase. If this isn’t the case, let us know and we’ll do our best to work with you to make it right. 14 day return if you are not happy. Things must be unopened and in original packaging, unless it is faulty.

Are any purchases final sale?

No, you can cancel at anytime and will receive a full refund. We will always work with you. Email: info@xtremetactical.co.uk

When will I get my order?

Shipping & Delivery

  • We work quickly to process and ship your order as soon as possible.
  • Once your order has shipped, you’ll receive an email with full tracking details.

Delivery Times

  • Standard delivery from our USA suppliers: 7–10 working days (usually within a week)
  • UK Stock Collection items ship within 24 hours.

Stock & Sourcing

  • Due to limited demand, we do not hold inventory in the UK. All products ship direct from our USA suppliers to us then we ship to you so you don’t pay any imports fees.

Insurance & Guarantees

  • Orders over £300: Free Royal Mail Special Delivery (Guaranteed Next Day, Fully Insured)
  • Orders under £300: Royal Mail Tracked service for £3.99
Where are your products manufactured?

Our products are manufactured both in USA and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.

How much does shipping cost?

Shipping & Insurance

Orders over £300 ship free via Royal Mail Special Delivery, guaranteed next day and fully insured.

Orders under £300 ship via Royal Mail Tracked for a flat fee of £3.99.

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