Is the sample fee refundable?

Yes, the sample fee and delivery fee can be refunded after mass production.

What certifications does the product have?

Our products are certified under ISO 9001:2008, OHSAS 18001:1999, and ISO 14001:2004.

How quickly do you respond to inquiries?

We provide a quick response with replies and quotes within 24 hours during working days.

4inch TPR Swivel Screw Instrumental Castor

Name: 4inch TPR Swivel Screw Instrumental Castor
Brand: Hubei Space Double Rhombus Logistics Technology Co., Ltd.
SKU: 727319805

Hubei, ChinaHubei Space Double Rhombus Logistics Technology Co., Ltd.

US$1.86

2,000-4,999 Pieces

US$1.82

5,000+ Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Style Name

TPR Caster

Application

Instruments

Model NO.

L111-34E100X30

Material

TPR+PP

Wheel Diameter

50/75/100/125mm

Wheel Width

20/25/30/32mm

Housing Material

Zinc Plated Steel Hosuing

Housing Thickness

1.5/2/2/2.5mm

Offset

26/30/32/39mm

Load Capacity

40/50/70/90kg

Total Height

75.5/105/135/163.5mm

Color

Grey

Packing

Carton

Transport Package

Export Carton or Pallet for Instrumental Caster

Specification

GB, ISO, BSCI, SGS, REACH, ROHS

Trademark

Double Rhombus

Origin

Hubei, China

HS Code

87169000

Production Capacity

500, 000PCS/Month for Caster

Key features

TPR Wheel Material: Protects floors with noiseless movement and high durability.

Multiple Size Options: Available in 50mm, 75mm, 100mm, and 125mm wheel diameters.

Customizable Design: New casters can be specially made based on customer requirements.

High Load Capacity: Supports up to 90kg depending on the selected model and size.

ISO Certified Quality: Manufactured under ISO 9001, OHSAS 18001, and ISO 14001 standards.

Galvanized Steel Housing: Durable zinc-plated steel housing ensures long service life.

Fast Response Service: Customers receive replies and quotes within 24 hours on working days.

Sample Refund Policy: Sample and delivery fees are refundable upon mass production.

Company profile

Hubei Space Double Rhombus Logistics Technology Co., Ltd.

Hubei, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2000-08-01Nearest Port: Wuhan, ShanghaiAverage Response Time: ≤8.98hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CIF

AI-Powered supplier vetting

SummaryThe supplier is identified as Hubei Space Double Rhombus Logistics Technology Co., Ltd., a China-based manufacturer/factory and group corporation producing casters, trolleys, hand trucks, airport equipment, mobility aids, and related products. It reports multiple management-system certifications, including ISO 9001, ISO 14001, OHSAS/OHSMS 18001, BSCI, and ISO 9000. Its stated operations include more than 10 production lines, 11–20 quality-control staff, and 11–20 years of R&D-engineer experience. The company reports substantial output across casters, trolleys, and foldable hand trucks and began exporting in 2000, with exports representing 71%–90% of total sales. Evidence supports manufacturing scale, certification coverage, export experience, and R&D presence. However, the provided information does not sufficiently establish after-sales service, financial credibility, customization capability, or detailed customer cases.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and Group Corporation. Its stated product scope and description identify it as a large-scale professional manufacturer of casters, airport trolleys, handcarts, airport equipment, and mobility-related products.

CertificationsThe supplier reports BSCI, ISO 9000, OHSAS/OHSMS 18001, ISO 14001, and ISO 9001 certification. It also states that ISO 9001 certification was obtained in 1996 and ISO 9001:2000 quality-system certification was completed in 2003, providing explicit evidence of broad management-system certification coverage.

R&D capabilityThe supplier reports 11–20 years of total R&D-engineer experience and describes integrated research, development, and manufacturing. Its stated capabilities include mold making, curved cutting, punching, welding, surface plating, assembly, and capability testing, which supports an established technical-development function.

Production capacityThe supplier reports more than 10 production lines, 11–20 quality-control staff, and mature production lines covering mold making, cutting, punching, welding, plating, assembly, and testing. It also reports output of 60,000 trolleys, 360,000 foldable hand trucks, and 6,000,000 caster pieces, indicating substantial stated production capacity.