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Dynamic Sure-lock 4-Point Wheel Ratchet Replacement Suspension

SPI Code:TSR944MANUFACTURER #:HP641RS
  • Brand:PIP
  • Applications:Maintenance
  • Category - Made in Canada:Head Protection
  • Color:Grey
  • General Size:One size fits all
  • Hard Hat Suspension Point:4
TSR944 Sure-lock replacement ratchet suspension HP641RS

Dynamic Sure-lock 4-Point Wheel Ratchet Replacement Suspension

SPI Code:TSR944MANUFACTURER #:HP641RS
  • Brand:PIP
  • Applications:Maintenance
  • Category - Made in Canada:Head Protection
  • Color:Grey
  • General Size:One size fits all
  • Hard Hat Suspension Point:4
$
Made in Canada

    Description

    The Dynamic™ HP641RS is a durable 4-point nylon replacement suspension designed to restore comfort, fit, and safety in compatible Dynamic® hard hats. Engineered with strong double-layer woven nylon straps and comfortable padding, it offers secure all-day wear. The quick-release design and dual-position height adjustment ensure a personalized fit, while the rugged SURE-LOCK wheel ratchet allows effortless size changes. Compatible with multiple Dynamic® models, this suspension is an ideal choice for extending the service life of your protective headgear.

    Key Features

    Wide compatibility: Fits multiple Dynamic® hard hat models for easy replacement.
    4-point quick release suspension: Enables fast donning and removal while maintaining security.
    Dual-position height adjustment: Allows a personalized and comfortable fit.
    Durable nylon construction: Strong double-layer woven straps resist wear and tear.
    Comfort padding: Cushions the brow, crown, and back of the head for long-term wear.
    SURE-LOCK wheel ratchet: Provides precise, non-slip adjustments for all head sizes.
    Extended fit range: Suitable for hat sizes 6.5 – 8 (20.75" – 25.125").

    Intended Use

    This suspension system is intended for replacing worn or damaged harnesses in compatible Dynamic® hard hats, ensuring continued compliance, comfort, and protection.

    Recommended for:

    Construction professionals replacing worn hard hat interiors
    Industrial workers extending the life of their PPE
    Utility and maintenance crews needing a fresh suspension fit

    Product Specifications

    Product number: HP641RS
    Suspension type: 4-point nylon quick release with dual-position height adjustment
    Straps: Double-layer woven nylon
    Padding: Above brow, crown, and back of head
    Adjustment system: SURE-LOCK wheel ratchet
    Fit range: Hat sizes 6.5 – 8 (20.75" – 25.125")

    Compatibility: Dynamic® 280-HP241R, 280-HP241RV, 280-HP341R, 280-HP441R, 280-HP641R, 280-HP641RV, 280-HP841R, 280-HP851R, 280-HP1041R

    Certifications and Standards

    Meets applicable Dynamic® hard hat compliance requirements when installed in approved models.

    Specifications

    • BrandPIP
    • ApplicationsMaintenance
    • Category - Made in CanadaHead Protection
    • ColorGrey
    • General SizeOne size fits all
    • Hard Hat Suspension Point4
    • IndustryConstruction, Forestery, Mining, Oil and gas, Utilities
    • Product Made InCanada
    • Sub-brandDynamic
    • Suspension TypeSURE-LOCK

    To find out more about the product's country of origin, please click here.