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Cylindrical spoke brush with white polypropylene bristles, 13.5 inches long

Brush Research

Brush Research Spoke Brush 3 Inch Diameter Polypropylene Fill 13.5

SKU CH-GAK3-A3908

A spoke brush with 13.5 inch length and polypropylene fill for valve cleaning

  • 3-inch diameter reaches tight valve interiors
  • Polypropylene fill resists chemical wear during use
  • 5-inch overall length provides extended reach
  • New condition ensures full filament integrity
  • California Proposition 65 warning discloses regulated substances

Product Identity

The Brush Research Spoke Brush is a 13.5 inch valve tool with polypropylene fill and a 3 inch diameter. It is built for plumbing professionals who need a reliable brush for valve maintenance.

Suitability

This brush suits technicians cleaning or preparing valve seats in automotive and industrial plumbing systems. Buyers who need a different diameter, a longer reach, or a non-polypropylene fill material should look at alternative brush configurations.

Sustained Use Behaviour

The polypropylene fill resists deformation during repeated valve cleaning cycles. The construction supports consistent contact pressure across extended sessions without the fill collapsing or shedding under sustained load.

Highlights

  • 3-inch diameter reaches tight valve interiors
  • Polypropylene fill resists chemical wear during use
  • 5-inch overall length provides extended reach
  • New condition ensures full filament integrity
  • California Proposition 65 warning discloses regulated substances

Specifications

BrandBRUSH RESEARCH

Questions about this item

What diameter valve or pipe does the 3-inch brush head fit?

The brush head is 3 inches in diameter, so it fits openings of that size for internal cleaning.

Can the 13.5-inch overall length reach through the valve body I already have?

At 13.5 inches long, the brush reaches deep into standard valve bodies and piping.

How do I know the polypropylene fill is still effective after several uses?

The bristles retain stiffness when they spring back straight; replace the brush once they stay bent or frayed.

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