
Experienced Plastic Injection Molding Company for Indiana
Retlaw Industries is a top provider of plastic injection molding products in Indiana and around the United States. We provide custom thermoplastic parts to Indianapolis, Fort Wayne, Evansville and more. Our unmatched injection molding expertise, high-quality designs and strict quality control process make Retlaw Industries Indiana’s top plastic injection molding company. Contact our team today for a quote on custom plastic injection molded parts tailored to your specifications.
An Unmatched Plastic Manufacturing Process
We collaborate with customers individually and take the time to make the best plastic components for you. Services we offer include:






Buy Indiana Thermoplastic Idler Pulleys
Retlaw Industries, a leading Indiana plastic injection molding company, produces high-quality thermoplastic idler pulleys designed for durability and performance. Our injection-molded pulleys are engineered to meet the demands of industrial applications, offering features like:
- Reduced heat transfer for extended product life
- Superior corrosion resistance for harsh environments
- Strengthened belts to minimize wear and tear
- No rivet fatigue for long-term reliability
As a trusted Indiana plastic injection molding company, Retlaw specializes in ready-made products and custom OEM parts. We manufacture thermoplastic pulley wheels for flat belts, round belts, cable belts, V-belt drive and flangeless pulley systems.
Our plastic pulleys come in multiple sizes and designs to fit specific applications across multiple industries. If you need a custom solution, our design team can create tailored idler pulleys to meet your requirements.
Pulley Adapters For Every Indiana Application
Retlaw Industries provides various custom pulley adapters designed for Indiana-based businesses and industries. Our plastic injection-molded adapters are available in multiple bore diameters, widths and standoff sizes to fit your specific needs.
Available adapter styles include:
If you don’t see the size or style you need, our professional manufacturing design team can work with you to create a custom solution. As a premier Indiana plastic injection molding company, we pride ourselves on delivering precision-engineered adapters to enhance your pulley systems’ performance.

Roller-Chain Sprockets & Rebar Chairs
In addition to thermoplastic idler pulleys, Retlaw Industries manufactures high-quality plastic sprockets for roller-chain systems and rebar chairs. Our injection-molded plastic parts are designed to meet the most precise specifications, guaranteeing reliability and performance in every application.
We offer rebar chairs in multiple configurations, including:
As a trusted Indiana plastic injection molding company, we combine advanced manufacturing techniques with rigorous quality control to deliver high-quality components.
Serving All Types of Industries in Indiana
Retlaw Industries is a leading Indiana plastic injection molding company, serving a wide range of industries with custom thermoplastic components. Our state-of-the-art assembly tools and extensive expertise allow us to create parts tailored to your requirements. Here’s how we support Indiana businesses:
- Lawn and Garden Care
- Precision-engineered pulleys, sprockets and adapters elevate the performance of lawnmowers, trimmers and landscaping equipment.
- Fitness
- High-performance plastic components optimize the functionality and durability of gym machines and exercise apparatus.
- Automation
- Innovative plastic parts drive efficiency in automated systems across multiple industrial applications.
- Electronics
- Injection-molded components meet the precise specifications required for cutting-edge electronic devices.
- Construction
- Robust rebar chairs and specialized plastic parts are crucial for concrete reinforcement in building projects.
- Appliances
- Custom plastic solutions enhance the operation and longevity of domestic and commercial appliances.
- Agriculture
- Weather-resistant plastic components excel in the challenging environments of agricultural machinery.
- Food Production
- Hygienic, food-grade plastic parts offer safety and efficiency in food processing and packaging systems.
- Warehouses
- Durable plastic components streamline material handling and optimize storage solutions in warehouse environments.
- Transportation
- Injection-molded parts meet the exacting standards of the automotive, aerospace and transportation sectors.
No matter your industry, Retlaw Industries delivers custom plastic solutions to drive success.
Retlaw’s Specialized Production Process
At Retlaw Industries, our specialized production process sets us apart as a top Indiana plastic injection molding company. We track every production stage with advanced enterprise resource planning software to guarantee quality and precision.
From thermoplastic idler pulleys with shoulder adapters to custom injection-molded parts for your unique applications, Retlaw has the expertise to meet your plastic injection molding needs. As members of the American Society for Quality Control (ASQ), we uphold the highest standards in every injection-molded component we produce.