SKU: 25330307237

DeepSpace SEEKER35 3.5-inch FPV Frame (DC/XL) - DJI O4 Compatible

Sale price$26.74 Regular price$29.71
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

DeepSpace SEEKER35 3.5-inch FPV Frame (DC/XL) - DJI O4 CompatibleSeeker35: Because Your 5 inch is Compensating for Something Look, we know why you're here. You want the cinematic smoothness of a big rig but you live in a UK semi detached and your "practice field" is a local park with three trees and a very suspicious dog walker. Enter the Seeker35the frame thats smaller than your ego but tougher than your last relationship. Its the 3. 5 inch freestyle platform that actually respects your hobby budget (until you

Seeker35: Because Your 5-inch is Compensating for Something

Look, we know why you're here. You want the cinematic smoothness of a big rig but you live in a UK semi-detached and your "practice field" is a local park with three trees and a very suspicious dog walker. Enter the Seeker35—the frame that’s smaller than your ego but tougher than your last relationship. It’s the 3.5-inch freestyle platform that actually respects your hobby budget (until you smash the camera, anyway).

Why You Want It

It’s a 3.5-inch frame that actually understands commitment issues. Thanks to its dual-personality DC (DeadCat) or XL (True X) layout options, you can choose between "no props in view" for your cinematic Instagram flex or "perfectly balanced" for when you eventually try to powerloop a goalpost and fail. It’s even ready for the DJI O3 and the mythical O4 units, because DeepSpace knows you'll buy the next shiny thing anyway. We see you, and we’re judging, but we’re also providing the carbon fiber to facilitate your addiction.

Specs

  • Wheelbase: 165mm (DC Layout) / 160mm (XL Layout) (Small enough to hide from your spouse/bank manager).
  • Arm Thickness: 4mm Carbon Fiber (Thick enough to survive your "unplanned rapid disassemblies").
  • Prop Size: 3.5 Inch (The Goldilocks zone of FPV—not too big, not too small, just right for annoying neighbours).
  • Mounting Holes: 20x20mm & 25.5x25.5mm (Because industry standards are more like suggestions).
  • Camera Support: 19mm/20mm (Optimized for DJI O3/O4 and other units that cost more than the frame).
  • Material: High-quality Carbon Fiber (Tastes terrible, don't lick it).

In the Box

  • 1x Seeker35 Carbon Frame Kit (Assembly required; treat it like Lego for adults with expensive tastes).
  • 1x TPU Hardware & Screw Pack (Extra screws included for the ones you'll inevitably drop into the carpet).

Compatibility

Designed to play nice with the DJI O3 Air Unit, O4 Pro systems, and most 20mm/25.5mm stacks. If you try to cram a full-sized 30x30 stack in here, that's on you and your lack of spatial awareness.

Highlights

  • Hybrid Layout: Switch between DC and XL like you switch between flight modes—irresponsibly.
  • O3/O4 Ready: Specifically designed to house that expensive digital gear without it becoming a structural member of the frame.
  • UK Based Support: If you get stuck, Unmanned Tech is here to remind you that the red wire goes to the plus sign.

Notes

This is a frame kit. It does not fly by itself. It does not come with motors. If you build it and it doesn't work, check your soldering before sending us an angry email. We can see those cold joints from here, Dave.

Disclaimer

Unmanned Tech is not responsible for any trees climbed, pride lost, or expensive digital VTXs sent into the spirit world.

Still Here?

Congratulations, you can read. Most people just scrolled to the 'Buy' button five minutes ago. If you're looking for a 3.5-inch freestyle frame that doesn't feel like a wet noodle, the DeepSpace Seeker35 is your new best friend. Stop overthinking it, it’s a piece of carbon. Add to cart and let's get you back in the air (or back in the repair bench).

#FPVLife #DeepSpaceFPV #Seeker35 #DroneRacing #UKFPV

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 25330307237

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Mystery Fan
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★★★★★ 3
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Size: Queen (2 Count), Color: Original White (Cooling)
Each pillow cover has 2 sides, one marked for cooling, and the other a different fabric. The cooling side is about the same effectiveness as having a silk or satin pillow cover. It's only cool when you first touch it. The cooling side doesn't seem to absorb or wick moisture, so if you are sweaty - it keeps the moisture in place. You'll definitely want a regular pillow case over the pillow cover. In fact, if you suffer from night sweats, the non-cooling side is actually more comfortable. The pillow fill is ample, and simple to squish around for more support for your neck, etc. Think bean bag. But it will retain your impression after use. I find I need to do as I did when I had down pillows - give it a few good shakes in the morning when I make the bed to get it evened out for the coming night. In all, it is a well-made and comfortable pillow to sleep on, but it does not excel in cooling.
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Reviewed in the United States on May 29, 2026
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Carol C
Louisville, US
★★★★★ 5
excellent pillows i bought two sets!!
Size: Firm Queen (2 Count), Color: Original White (Cooling)
I ordered these for my son who has neck issues and has gone through so many pillows trying to find one that he liked. They’re heavy, so i was worried that they might be “too” heavy to be able to sleep on comfortably, so I ordered a second set, one firmer than the other (just in case) and gave him a set for Xmas and he loved the first set so much without even trying the less firm ones.He also needs the cooling factor and these offered that, too. They are filled with pieces of memory foam (tons of it) and each pillow can be modified by removing some of the foam. The covers are beautiful, high quality fabric with a zipper so ts easy to remove or replace the foam pieces. The size is perfect and they keep their shape. I kept the second set i ordered rather than returning them and i love the pillows. I actually modified two by removing some of the foam pieces. I kept the foam pieces in a zippered pillow protector and i can always adjust mine when or if i need to. 1000% love these.
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Reviewed in the United States on March 22, 2026
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Asha
Carnegie, US
★★★★★ 5
The Perfect Firm Pillow l
Size: Queen (1 Count), Color: Original White (Cooling)
It is everything it claims to be, cool, comfortable and strong. I got this for my husband first, he loves it and then got one for my son, he uses it to support his knees and has been sleeping much better since then. They both needed a firm pillow that is not super soft, firm but not achy. Finally found the perfect one.
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Reviewed in the United States on May 6, 2026
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Akeem
Dallas, US
★★★★★ 5
Comfortable and stays cool
Color: White-cooling Basic, Size: Queen(Pack of 1)
Great pillow. When i opened it, i noticed a strange smell, i assumed its the smell of whatever they use to make the pillow stay cool. You have to fluff it for a good amount of time to make sure the cooling agent spreads well in the foam. Is what i assumed atleast. Its a perfect amount of softness for me. Pair it with some bamboo pillow cases and you got a good night of sleep
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Reviewed in the United States on May 9, 2026
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Kim Groetsch
Boise, US
★★★★★ 5
BEST, MOST COMFORTABLE PILLOWS EVER!
Color: White-cooling Basic, Size: Queen(Pack of 2)
I've used others.BEST PILLOWS EVER! Firm, cooling and supportive. LOVE THESE!
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Reviewed in the United States on May 28, 2026

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