The BK Resources 4SBR-1PT-PLY-TLB Polyurethane Wheel is a highly durable and reliable industrial caster designed for versatile material handling applications. Featuring a 4-inch diameter polyurethane wheel mounted on a 2-3/8" x 3-5/8" top plate, it provides smooth, quiet operation for a range of commercial environments. This model notably integrates a top lock brake for enhanced safety and control, along with a 1/2" king pin for secure attachment. With a high weight capacity of 300 lb., it withstands rigorous daily use. Engineered for operational temperatures from -45°F to 180°F and resistant to acids and caustics, it offers exceptional longevity in demanding settings. NSF-listed, this wheel ensures food safety compliance for foodservice transportation and equipment mobility. Its solid construction makes it suitable for heavy-duty, medium-volume workflows requiring dependable mobility solutions.
Top BK Resources 4SBR-1PT-PLY-TLB Features
The BK Resources 4SBR-1PT-PLY-TLB polyurethane caster offers precision performance with a 4" diameter wheel, equipped with a top lock brake for safety. Its zinc-plated finish and acid-resistant polyurethane construction ensure long-term durability in demanding environments. The integrated 1/2" king pin allows for quick attachment and replacement, while the double ball bearing promotes smooth rotation with minimal maintenance. Suitable for mid-volume transport of carts and equipment, it enhances workflow efficiency and safety by providing stable locking with its top lock brake, ideal for foodservice and industrial applications.
- Functionality: Supports up to 300 lb. weight capacity for demanding loads
- Durability Traits: Polyurethane wheel resists acids, caustics, and temperature extremes
- Ease of Maintenance: Double ball bearing design simplifies rotation and servicing
- Real-World Use Case: Perfect for mobile kitchen carts and storage racks in commercial kitchens
- Workflow Benefit: Locks securely with integrated top lock brake during station work
Ideal for medium-volume foodservice transport and equipment mobility needs
BK Resources 4SBR-1PT-PLY-TLB Technical Specs
The BK Resources 4SBR-1PT-PLY-TLB caster features a 4-inch diameter polyurethane wheel with a durable zinc-plated, NSF-listed finish and a 2-3/8" x 3-5/8" top plate for secure mounting. Its maximum weight capacity of 300 lb. supports mid-range workloads efficiently. Engineered to operate in temperatures ranging from -45°F to 180°F, it is resistant to acids and caustics, making it suitable for demanding foodservice environments. The 1/2" king pin allows for easy installation and replacement, with double ball bearings providing smooth, consistent movement. Constructed from high-grade polyurethane and zinc-plated steel, the unit ensures longevity and safety in commercial applications. Its compact form factor enables efficient space utilization, while the locking mechanism provides enhanced control during stationary tasks.
- Electrical Requirements: Not applicable
- Construction & Finish: Zinc-plated steel with polyurethane wheel
- Temperature Resistance: -45°F to 180°F
- Dimensions: 4" diameter wheel; 2-3/8" x 3-5/8" top plate
- Weight: 1.5 lbs per caster
- Food Safety: NSF-listed material components for sanitation
- Cleaning & Maintenance: Requires periodic inspection; simple disassembly for wheel replacement
- Usage Compatibility: Suitable for mobile carts, racks, and equipment in foodservice settings
- Installation & Clearance: Fits applications requiring standard 1/2" king pin and mounting space
What is a commercial caster?
A commercial caster is a wheel assembly designed for heavy-duty, industrial use to facilitate mobility of equipment and furnishings in demanding environments. Typically constructed from durable materials like polyurethane and steel, these casters support significant loads and are engineered for long-term performance. Installed in foodservice carts, industrial trolleys, or storage racks, they ensure smooth movement and easy maneuverability. The BK Resources 4SBR-1PT-PLY-TLB polyurethane wheel exemplifies a high-grade, NSF-listed caster suitable for medium-volume foodservice operations and other commercial applications requiring reliable, lockable mobility.
Top Polyurethane Casters for Mid-Volume Foodservice Settings
Designed for medium-workload environments, these foodservice-grade polyurethane casters by BK Resources excel in stability, durability, and operational safety. Built to withstand temperature extremes and chemical exposure, they are ideal for mobile kitchen equipment and transport carts requiring reliable locking mechanisms and smooth mobility. The 4SBR-1PT-PLY-TLB model from BK Resources offers robust performance for commercial kitchen workflows and transport tasks in foodservice operations.
- Medium-volume workloads — supporting consistent daily transport
- Compact commercial kitchen spaces — optimized for limited clearance
- Foodservice equipment — ideal for kitchen carts and storage racks
- Moderate throughput — balances durability and ease of use
- Transport of heavy carts and appliances — enhances workflow efficiency
Why Choose BK Resources 4SBR-1PT-PLY-TLB?
Compared to similar industrial casters, the BK Resources 4SBR-1PT-PLY-TLB offers superior acid and caustic resistance, a zinc-plated NSF-approved finish, and a lockable, high-capacity polyurethane wheel. Its double ball bearing system ensures smooth operation with minimal maintenance, and its sturdy top lock brake enhances safety during stationary work. Its compact design and high load support streamline equipment mobility in demanding foodservice and industrial environments, making it a practical, long-lasting solution for daily operational needs.
- Standard 4-inch diameter polyurethane wheel for stability
- Locking top brake for safety during equipment operation
- Zinc-plated, NSF-listed construction resists corrosion and simplifies sanitation
- Heavy-duty 300 lb. capacity supports diverse workloads
- Double ball bearings promote rotation efficiency with low maintenance
