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Cardinal Gates

Cardinal Gates SS30 Stairway Special Gate

  • 27 to 42.5 inch openings, out of the box
  • 29.5 inches tall, bar spacing 2.5 inches
  • Hardware mounted, not pressure mounted
  • Angles up to 30 degrees for offset studs
  • One-way stop bracket prevents opening over stairs
  • Aluminum construction, 3 pounds, white finish
  • Latch closure with one-handed adult operation
  • Extensions sold separately reach 64.25 inches

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A hardware-mounted stair gate for the top of a staircase, with an angled mount that reaches offset studs. It needs drilling, and the extensions that widen the span are not in the box.

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ASIN: B002CGRT1SModel: SS30 Stairway SpecialCategory: Dog Gates

Overview

At the top of a stairway, a gate has to hold its place under a leaning toddler, so this one screws into the wall instead of pressing against it. The latch stays put against small hands but releases with one adult hand, and a stop bracket can keep the gate from swinging out over the steps. Aluminum holds the frame light and rust resistant, and the powder-coated finish wipes clean.

Hardware mounting is what separates this gate from the pressure-fit kind, and the angled bracket lets it land on a stud that is not square to the opening. The trade is installation: basic hardware is included, but you drill into the wall or banister, and the extensions that stretch the span come as separate models.

Who it's for

Households with a toddler or a dog that need a fixed barrier at the head of the stairs, especially where the mounting points sit at an angle. People who want a gate they can move between doorways without tools should look elsewhere.

Pros and cons

Pros
  • Hardware mount holds at the stair top
  • Angled install reaches offset studs
  • One-handed latch for adults
  • Aluminum frame resists rust
Cons
  • Extensions for wider openings not included
  • No walk-through door listed
  • Pet weight limit not listed
  • Requires drilling into the wall

Performance notes

Because the frame bolts to the wall, the gate does not rely on friction, so a push at the top of the stairs transfers into the studs instead of sliding the gate loose. The latch geometry is what stops small hands while an adult thumb can release it, and the stop bracket changes the swing direction so the gate cannot open out over the steps.

Specifications

BrandCardinal Gates
ModelSS30 Stairway Special
Dimensions & fit
Item Weight3 poundslower than 88% of 53 dog gates
Item Dimensions W X H27 × 29.5 inches
Capacity & performance
Age Range DescriptionBaby
Construction & materials
Material TypeAluminum
ColorWhite
Compatibility & installation
Mounting TypeHardware Mounted
Included components
Unit Count1
Included ComponentsBaby Gate, Installation Hardware
Other details
Closure TypeLatch
Target SpeciesDog
Item Type NameGate

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Frequently asked questions

Is the Cardinal Stairway Special gate a pressure-mounted gate?

No. It is a hardware-mounted gate, so it screws into the wall or banister with the included installation hardware rather than pressing between two surfaces.

Can the Cardinal SS-30A W gate be mounted at an angle?

Yes. The latch system allows mounting at angles up to 30 degrees, which helps when the studs are offset from the opening.

What comes in the box with the Cardinal Stairway Special gate?

The box holds the gate and the installation hardware for basic installation. The extensions that widen the opening are separate models.

How do I widen the Cardinal SS-30A W gate for a larger opening?

Optional extensions are sold separately, and the listed span can reach a maximum of 64.25 inches with them.

Can the Cardinal Stairway Special gate be used outdoors?

The aluminum frame is rust resistant, but the maker recommends a stainless steel hardware pack, sold separately, for outdoor use.