Anji Cazen Hardware Factory Limited is one of the leading manufacturers and suppliers of gaming chair base in China. With abundant experience, we warmly welcome you to buy durable gaming chair base at competitive price from our factory. If you have any enquiry about cooperation, please feel free to email us.
The PBS21 is a nylon 5-star base built for gaming chairs, engineered around one key idea: one base structure, multiple color SKUs. The top caps snap on and off independently from the core base, so you can offer Black+Red, Black+Yellow, Black+Blue and other color combinations without paying for a new mold for every colorway - a common cost problem for gaming chair brands launching multiple variants at once. It's BIFMA-tested for stability, available in a 700mm diameter footprint, and manufactured on the same nylon tooling and QC line we've run since 2004 - so whether you're testing 3 colorways or ordering full-container volume across your whole color range, base quality and dimensions stay identical.

Why Gaming Chair Brands Build On This Base
One Mold, Multiple Color SKUs - Swap the top caps instead of the whole base to launch new colorways fast, without new tooling investment for every variant - ideal for testing which colors sell before committing to full-container orders per color.
BIFMA Stability Tested - Tested for tip-resistance and load stability, which matters more on a 5-star base than on most other chair parts, since it carries the full weight and center of gravity of the chair.
700mm Diameter, Nylon Construction - Wide, stable footprint sized for gaming chair proportions (larger than standard office chair bases), built in impact-resistant nylon rather than lower-grade plastic.
Color-Matched to Your Brand - Choose from existing color combinations (Black+Red, Black+Yellow, Black+Blue, etc.) or request a custom combination to match your chair's fabric/PU color line.
Predictable Container Loading - 1,800 pieces per 20FT container at the 350mm radius spec, useful for planning landed cost per unit across different order sizes.
2-Year Warranty Backing - Manufacturer-backed replacement policy for non-user-caused defects, which matters for brands selling direct-to-consumer where warranty claims land on you first.
Detailed Product Information
| ITEM NO |
RD1/mm |
ØD2/mm |
ØD3/mm |
H/mm |
|
|
PBS21-350 |
350 |
11.1 |
50 |
62 |
|
Item No: |
PBS21-350 |
Material: |
Nylon |
|
Brand Name: |
CAZEN |
Height: |
135mm |
|
Available Sizes: |
Diameter=700mm |
||
|
Color: |
Black+Red, Black+Yellow, Black+Blue, etc |
HS CODE: |
9401909090 |
|
Packing way: |
Carton Packing 5 PCS/CTN |
Place of Origin: |
CHINA |
|
Pass BIFMA Testing or not: |
Yes |
||
|
Net Weight: |
R=350mm |
1.80KGS |
|
|
Loading Ability (1*20FT): |
R=350mm |
1800PCS |
|
|
MOQ: |
500PCS |
||
|
Payment Term: |
T/T in advance |
||
|
Delivery Time: |
30 days later after receiving the deposit payment |
||
Build a Full Color Range Without a Full Color Tooling Budget
Gaming chair buyers rarely sell just one color. The PBS21's top cap is a separate component from the structural base, which changes the economics of offering a wide color range:
Order the base in volume once, then order top caps per color in smaller batches to match actual demand per colorway.
Test new color combinations without committing to a new base mold.
Simplify inventory - hold base stock centrally, assign caps to different product listings or markets as needed.
Useful for Amazon/DTC gaming chair sellers running frequent SKU and color-variant launches, or factories assembling chairs for multiple client brands with different color specs.
💡 If you already have a target color palette (matching your chair's PU or fabric line), send it over - we'll confirm which combinations are producible from current tooling versus which need a new cap mold.

Stability & Load Considerations
A base carries a different risk profile than other chair parts - poor stability shows up as a tip-over safety issue, not just a wear issue. The PBS21 is tested with this in mind:
BIFMA-referenced stability testing to check tip-resistance across the base's footprint.
700mm diameter sized specifically for gaming chair proportions, which tend to be heavier and have a higher center of gravity than standard task chairs.
Nylon construction chosen for impact resistance under repeated swivel/roll use, rather than lower-cost materials that can crack under load over time.
💡 If your chair design uses a non-standard seat height or a heavier frame (e.g. racing-style or reclining gaming chairs), let us know - base sizing may need adjusting to maintain stability at your chair's specific center of gravity.
Quality Control
Nylon material verified for impact strength and load-bearing consistency before production run.
Color batch matching across base and cap production, so bulk reorders don't show visible color drift between shipments.
BIFMA-referenced stability and load testing on finished units.
Pre-shipment random sampling (AQL) before container loading.
🏡 In-house tooling since 2004 means both the base structure and the color cap variants are controlled on the same line, rather than outsourcing color variants to a separate vendor - which is often where color consistency problems start for multi-SKU gaming chair orders.

Payment, Shipping & Warranty
Payment
30% deposit, 70% balance before delivery. T/T, L/C, and Western Union accepted.
Shipping Options
Air / Express (DHL, UPS, FedEx, TNT)
3–7 working days - suited to sample orders or urgent restocks.
Air Freight
3–5 working days to your local airport - for medium volume orders.
Sea Freight
25–35 days to your local seaport - most cost-effective for full-container color-range orders.
We'll recommend the most cost-effective option based on your order size and timeline.
Warranty
2-year manufacturer warranty. Report any issue with photos and we'll replace affected units with your next order for non-user-caused defects.
Typical Applications
Gaming chairs and esports/streaming setup chairs
Racing-style and reclining gaming chair models
Private label / DTC gaming chair brand launches
Multi-color SKU product lines (Amazon, independent site, retail)
Frequently Asked Questions
Q: Can we order the base in one color and caps in multiple colors separately?
A: Yes - the top cap is a separate component from the base, so you can plan base and cap quantities independently based on which colors you expect to sell more of.
Q: Is 700mm diameter suitable for all gaming chair designs?
A: It's sized for standard gaming chair proportions. If your chair has a non-standard seat height, weight, or center of gravity, share your chair spec and we'll confirm whether this base size is the right fit.
Q: Do you offer discounts for larger orders?
A: Yes, pricing is based on order quantity - the more you commit per color range or per container, the better the unit price.
Q: Can this base pass BIFMA testing?
A: Yes, our gaming chair base products are manufactured and tested to BIFMA standards for stability and load performance.
Q: What's your warranty policy if bases arrive damaged or fail in the field?
A: We offer a 2-year warranty. Send us photos of the issue and we'll replace affected units with your next order, for defects not caused by misuse.
Q: Can you match a custom color combination for our brand?
A: Yes - send your target colors (Pantone reference or a sample if available) and we'll confirm feasibility and any tooling requirements for the cap.
Launching a Gaming Chair Line or Adding New Colorways?
Tell us your target colors, order volume, and timeline - we'll confirm tooling feasibility, pricing per color, and lead time within 24–48 hours.
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