BK Resources 4SBR-RA-PLY-TLB 4 Inch Diameter Expanding Stem Caster Polyurethane

The BK Resources 4SBR-RA-PLY-TLB Caster is a heavy-duty stem caster designed for industrial and commercial applications, featuring a 4-inch diameter expanding stem that fits 1-5/8" OD tubing. Engineered for durability and precision, this caster is ideal for equipment, carts, and mobile units in foodservice environments requiring reliable mobility and stability. Constructed with non-marking polyurethane tread and rated for a 300 lb. capacity, it ensures safe operation while protecting flooring surfaces. The model is zinc plated for corrosion resistance and operates effectively within a temperature range of -45°F to 180°F, making it suitable for various temperature conditions encountered in commercial kitchens and processing facilities.

Top BK Resources 4SBR-RA-PLY-TLB Features

The BK Resources 4SBR-RA-PLY-TLB caster offers a robust 4-inch polyurethane wheel with an expanding stem designed to securely fit 1-5/8" OD tubing, supporting moderate workloads in busy foodservice settings. Its top lock brake facilitates stability during operation, while the double ball bearing ensures smooth mobility and long-term durability. Easy to install, this caster’s non-marking tread minimizes floor damage, making it suitable for high-traffic areas. Its acid and caustic resistance enhances longevity in demanding environments, and zinc plating provides corrosion protection for extended service life.

• Diameter: 4-inch polyurethane wheel supports dynamic movement
• Material: Polyurethane tread resists acids, caustics, and floor damage
• Brake System: Top lock brake secures equipment during stationary periods
• Bearing Type: Double ball bearings enable smooth, reliable operation
• Mounting Compatibility: Expanding stem fits 1-5/8" OD tubing for flexible installation

Ideal for mobile equipment and carts in commercial kitchens and food processing facilities requiring stable, corrosion-resistant casters.

BK Resources 4SBR-RA-PLY-TLB Technical Specs

The BK Resources 4SBR-RA-PLY-TLB caster features a 4-inch diameter polyurethane wheel with a 4" expanding stem designed to fit 1-5/8" OD tubing, supporting a 300 lb. capacity. Constructed from durable polyurethane, it offers corrosion resistance and operational efficiency within a temperature range of -45°F to 180°F. The zinc plating provides additional protection against environmental oxidation. Weighing approximately 2 lbs., this model is built for frequent mobility with minimal maintenance. Its non-marking tread is suitable for sensitive flooring, while the double ball bearing system ensures quiet, smooth handling. The caster’s design facilitates straightforward installation and long-term operational dependability in foodservice settings.

• Electrical Requirements: Not applicable
• Construction & Finish: Zinc-plated steel with polyurethane tread
• Temperature Resistance: -45°F to 180°F operating range
• Dimensions: 4" diameter, 4" width, suitable for 1-5/8" OD tubing
• Capacity: Supports up to 300 lbs. per caster

• Installation Site: Fits securely on equipment with 1-5/8" OD tubing
• Floor Compatibility: Non-marking polyurethane tread for sensitive surfaces
• Environment: Suitable for acid and caustic exposure in food processing areas
• Mobility: Double ball bearing for smooth, quiet operation
• Maintenance: Simple to disassemble and clean for long-term use

What is a commercial caster?

A commercial caster is a heavy-duty wheel assembly designed for mobile equipment, carts, and machinery used in food processing, catering, and industrial kitchens. The BK Resources 4SBR-RA-PLY-TLB is a stem-mounted caster featuring an expanding stem that fits 1-5/8" OD tubing, with a 4-inch polyurethane wheel that supports moderate workloads. It is constructed to withstand harsh environments involving acids and caustics, making it suitable for foodservice operations where durability and reliability are essential for equipment mobility and safety.

Top casters for foodservice environments in busy kitchens

Designed for medium workloads, the BK Resources 4SBR-RA-PLY-TLB offers durable polyurethane wheels, corrosion-resistant construction, and reliable stability, making it suitable for mobile food equipment in commercial kitchens and food processing. BK Resources 4SBR-RA-PLY-TLB provides equipment mobility in foodservice settings requiring easy installation and long-lasting performance in demanding conditions.

• Operation Type — suitable for foodservice equipment mobility
• Kitchen Type — ideal for compact commercial kitchens
• Foodservice Category — supports mobile carts and prep stations
• Workload Qualifier — moderate throughput operational use
• Use Case — facilitates stable, safe transportation of kitchen appliances

Why Choose BK Resources 4SBR-RA-PLY-TLB?

The BK Resources 4SBR-RA-PLY-TLB caster distinguishes itself through its combination of corrosion-resistant zinc plating, impact-resistant polyurethane tread, and precise expanding stem fit for 1-5/8" OD tubing. Its top lock brake enhances safety during stationary periods, and double ball bearings provide smooth maneuverability. Designed for demanding foodservice environments, this model improves operational efficiency with reliable mobility and floor protection, surpassing standard casters with its durable materials and tailored fit for industrial use.

• Self-contained design suitable for diverse equipment needs
• Chewable ice and food carts benefit from non-marking tread
• Compact footprint ideal for tight kitchen spaces
• Enhanced corrosion resistance extends service life
• Trip-resistant stem fitting simplifies installation and stability