Best Bolus Gun for Cattle: Reliable Tools for Safe Medication Delivery
When administering oral medications to cattle and other large livestock, a dependable bolus gun is essential. This guide highlights five top bolus guns designed for large animals, focusing on durability, ease of use, and hygiene. Each product is suitable for farm tasks, veterinary routines, and routine bolus administration in cattle operations.
Below is a quick summary of the selected products to help you compare options at a glance:
| Product | Brand | Length | Head Type | Notes |
|---|---|---|---|---|
| G.S Balling Gun Livestock Bolus Boluses Capsule Large Animal 17″ | GS Online | 17″ | Metal Head | |
| Jeffers Livestock Balling Gun with Metal Head, 16.5″ | Jeffers | 16.5″ | Metal Head | |
| G.S Balling Gun Livestock Bolus Boluses Capsule Small Large Animal 17″ | GS Online | 17″ | Plastic/Vinyl Head option | |
| Neogen Metal Balling Gun 16″ | Neogen | 16″ | Metal Head | Durable stainless steel; reinforced head |
| Craft Colt Curved Bolus Gun | Craft Colt | Curved design | Curved | Interchangeable heads included |
G.S Balling Gun Livestock Bolus Boluses Capsule Large Animal 17″

Designed for professional farm use, this 17″ bolus gun features a 1″ diameter metal head and spring clips. It is manufactured in high-grade stainless steel to withstand routine sterilization and heavy handling. The robust build supports large animals such as cattle, horses, and cows, making bolus delivery safer and more efficient in busy barns. The spring-clips mechanism helps secure boluses during administration, reducing the risk of spillage. Durability and reliability are emphasized by the all-metal construction, which is essential for frequent use in veterinary routines.
Jeffers Livestock Balling Gun With Metal Head

Jeffers offers a durable balling gun with a metal head and a long aluminum handle for extended reach and steady control. The chrome-plated brass head adds strength, while the reinforced head supports repeated use during cattle, sheep, goats, and other barn routines. The 16.5″ length provides a practical balance between leverage and maneuverability, allowing handlers to reach animals comfortably without compromising precision. The tool is positioned for farm and barn environments where reliability is critical for routine bolus administration.
G.S Balling Gun Small to Large Animal 17″

This variant mirrors the large-animal build with emphasis on compatibility across a wide range of bolus sizes. The 1″ diameter plastic vinyl head options provide flexibility for different bolus shapes while maintaining a sturdy stainless-steel body. The design prioritizes durability and straightforward operation, ensuring that staff can perform bolus administration with minimal fuss in a multi-animal setting. The tool’s compatibility with various bolus sizes makes it a versatile choice for mixed-species barns.
Neogen Metal Balling Gun 16″

Neogen’s 16″ metal bolus gun focuses on durability and practical administration. Constructed from stainless steel, it defends against corrosion and damage from routine cleaning. The reinforced head design enhances durability during repeated bolus use, making it suitable for regular medication delivery to cattle and larger livestock. Its straightforward geometry aims to support secure bolus placement while maintaining operator control during use.
Craft Colt Curved Bolus Gun

The Craft Colt Curved Bolus Gun emphasizes ergonomic handling and secure delivery for large animals. Built from durable stainless steel, it is designed to withstand rigorous daily use in veterinary and livestock settings. The curved design aids animal handling and bolus placement, while interchangeable heads extend the tool’s versatility for varying bolus sizes and treatment types. This option suits operations that require flexibility and repeatable precision for large-herd management.
Buying Guide: Key Purchase Considerations
When choosing a bolus gun for cattle, consider build quality, head type, length, and cleaning requirements. Metal heads provide durability and ease of cleaning, but some farmers prefer plastic or vinyl heads for lighter-weight needs or easier handling with smaller boluses. Length matters for reach and control; longer tools offer better leverage but may be harder to maneuver in tight stalls. Stainless steel construction typically offers the best longevity and sanitation, while reinforced heads reduce wear during frequent use. Interchangeable heads can extend the lifespan of a single tool across different bolus sizes. Look for spring-loaded mechanisms that return to the open position after dispensing, ensuring smooth, one-handed operation. Finally, verify that the tool complies with farm safety standards and can be effectively cleaned to prevent cross-contamination between animals.
Durability vs. ease of use
- Metal-head designs (stainless or chrome-plated brass) tend to last longer under heavy use in cattle operations.
- Plastic or vinyl components can reduce weight and improve comfort but may wear faster with frequent cleaning.
Size and adaptability
- Longer tools provide more reach in larger animals and busy barn environments; however, they may require more space to maneuver.
- Interchangeable heads and multiple bolt sizes expand applicability from calves to mature cattle.
Maintenance and hygiene
- Choose tools with straightforward cleaning procedures to minimize infection risk and ensure reliable function.
- Stainless steel bodies and reinforced heads are generally easier to sanitize after use.
Budget and availability
- Consider total cost of ownership: initial price plus replacement parts and expected lifespan in your operation.
- Assess vendor support and warranty terms for ongoing reliability in the field.