AMMSUN Chair Umbrella with Universal Clamp Adjustable 47 inches and 360° Swivel & UPF 50+…
- Umbrella
- 2
- 2
- 2
A clip-on shade umbrella with a secure clamp and a full tilt and swivel range, a reasonable pick for chairs, strollers, or wheelchairs that need portable UPF 50+ coverage.
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How it ranks among the 23 umbrellas we track
4.3★ across 323 Amazon ratings, Bayesian-smoothed toward the category average.
323 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
900+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 23 umbrellas we track - how the scorecard works · full umbrellas data report. Confidence: high - strong rating volume and complete data.Updated 8 days ago. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
This 2-pack from Ammsun clips onto chairs, strollers, or wheelchairs with a patented lower clamp, holding a 47 inch wide UPF 50+ canopy that tilts and swivels 360 degrees for shade at any angle.
The clamp is the functional core of the product: built to grip round or square tubing up to 1.38 inches thick without slipping, which is what lets it mount on the wide range of gear the listing names, from beach chairs to golf carts. Loosening the clamp separately allows 180 degrees of rotation on top of the pole's own tilt and swivel range, giving two independent ways to angle the shade.
- Patented clamp for round or square tubing up to 1.38 inches
- 47 inch wide, 52 inch curved UPF 50+ canopy
- 360 degree tilt and swivel plus 180 degree clamp rotation
- 2 lb weight per umbrella with carry bag
Who it's for
Fits anyone wanting portable, clip-on shade for a beach or camping chair, stroller, or wheelchair rather than a freestanding umbrella. Less useful for a fixed patio table setup, where a base-mounted umbrella would sit steadier.
Strengths and trade-offs
Drawn from this product's published specifications.
- Patented clamp grips round or square tubing up to 1.38 inches thick
- 360 degree tilt and swivel plus a separate 180 degree clamp rotation
- UPF 50+ canopy rated to block 99.5% of UVA/UVB
- Comes as a 2-pack with a carry bag each
- Clamp mount rather than a freestanding base, so it needs something to clip onto
- 1.38 inch max clamp thickness limits which furniture it fits
Performance notes
The lower clamp is patented specifically for grip on both round and square tubing up to 1.38 inches thick, which is the spec that determines what it will and won't fit. Angle adjustment works in two stages: the pole itself tilts and swivels 360 degrees, and loosening the clamp separately allows another 180 degrees of rotation, so the canopy can sit well off to the side rather than only straight overhead. The canopy is oxford silver fabric rated UPF 50+, blocking a stated 99.5% of UVA and UVB, spanning 52 inches on the curve and 47 inches at the base, held up by 8 fiberglass ribs and a steel pole. At 2 lbs per umbrella it comes with a carry bag and shoulder strap for transport.
Specifications
| Brand | Ammsun |
|---|---|
| Model | Clamp1128 |
| Dimensions & fit | |
| Item Weight | 3.1 pounds |
| Canopy Diameter | 3.9 feet |
| Size | 3.9 feet |
| Item Dimensions W x H | 47 × 36 inches |
| Construction & materials | |
| Canopy Material | Oxford Silver Coated |
| Frame Material | Fiberglass |
| Handle Material | Alloy Steel |
| Shaft Material | Plastic |
| Material | Alloy Steel |
| Color | Blue-2 PACK |
| Included components | |
| Unit Count | 2 |
| Number of Packs | 2 |
| Included Components | Clamp |
| Other details | |
| Number of Items | 2 |
| Special Features | 360-Degree Swivel, Large Sun Shade, Lightweight, UV Blocking, Upgrade Clamp(Patent) |
| Pattern | Solid |
| Specific Uses For Product | Sun |
| Style | Classic |
| Item Shape | Round |
| Target Audience | Adult, Kid |
| Umbrella Tilt Mechanism | Manual Tilt |
| Part Number | Clamp1128 |
| Indoor Outdoor Usage | Outdoor |
| Opening Mechanism | Manual Lift |
| Recommended Uses For Product | Beach Chair, Lounge, Patio, Pool, Wheelchair |
Other Ammsun umbrellas
How it compares
This product against the closest alternatives we track in umbrellas.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| AMMSUN Chair Umbrella with Universal Clamp Adjustable 47 inches and 360° Swivel & UPF 50+…This product | 4.3 / 5 | 323 | 4.1 / 5 |
| Blissun 9' Outdoor Patio UmbrellaBlissun | 4.4 / 5 | 39,000 | 4.5 / 5 |
| Wondershade Ultimate Portable Sun Shade UmbrellaWondershade | 4.4 / 5 | 8,600 | 4.4 / 5 |
| Sunnyglade 9' Patio Umbrella Outdoor Table Umbrella with 8 Ribs TanSunnyglade | 4.4 / 5 | 36,700 | 4.4 / 5 |
| JEAREY 9FT Outdoor Patio UmbrellaJearey | 4.4 / 5 | 5,900 | 4.4 / 5 |
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Questions about the Ammsun Clamp1128
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What can the Ammsun clamp umbrella attach to?
Its lower clamp fits round or square tubing up to 1.38 inches thick, covering camping and beach chairs, strollers, wagons, wheelchairs, and similar gear.
How much sun protection does the canopy offer?
It's rated UPF 50+, which the seller states blocks 99.5% of UVA and UVB rays.
Does this come as a single umbrella or a pair?
This listing is a 2 pack.