Product Description
Campbell Duplex Hand Grip Clamps
Campbell Duplex Hand Grip Clamps are heavy-duty tools engineered for gripping, pulling, or tensioning wire, cable, and similar round materials. Built from a rugged one-piece cast alloy body, each clamp provides long-lasting strength and reliability in demanding work environments. The automatic grip-and-release mechanism ensures quick and secure operation without slipping or manual adjustments.
Key Features
- Automatic grip and release — securely holds wire or cable and releases easily when tension is removed.
- One-piece cast alloy body — delivers maximum durability and consistent performance under load.
- Compact, efficient design — ideal for linemen, riggers, and utility professionals.
- Multiple handle options — available with standard, extended, or eye nut handles for different pulling applications.
- Made by Campbell — a trusted name in industrial-grade rigging and pulling tools.
Model Variations
All models share the same 0–5/16" grip range and automatic clamping mechanism. The primary difference lies in the handle length, style, and total weight:
Model | Handle Type / Length | C Dimension | J Dimension | O Dimension | Weight Each |
---|---|---|---|---|---|
6421801 | Standard handle, 2" | 6" | 1-7/8" | 3-3/4" | 1.15 lbs |
6421802 | Eye nut handle | 8" | 1-7/8" | 3-3/4" | 2.10 lbs |
6421803 | Extended handle, 6" | 12" | 1-7/8" | 3-3/4" | 2.00 lbs |
6421805 | Long handle, 10" | 16" | 1-7/8" | 3-3/4" | 3.00 lbs |
6421806 | Extra-long handle, 18" | 23" | 1-7/8" | 3-3/4" | 4.00 lbs |
- Wire and cable pulling or tensioning
- Utility line installation and maintenance
- Rigging and construction work
- General material handling tasks
Note: All models are designed to carry or pull objects that fit within their 0–5/16" jaw capacity. Inspect before each use and operate only within rated limits.

Specifications
Safety Notice
Although Bishop Lifting strives to manufacture and sell the highest quality rigging and safety gear, use of the gear is dangerous if not used correctly by competent trained professionals. Bishop Lifting disclaims any liability resulting from the misuse of its rigging and safety gear. Please take a moment to more thoroughly review our disclaimer.
Bishop Lifting rigging and safety gear is only intended to be used by competent trained professionals. Misuse of the rigging and safety gear can result in serious injury up to and including loss of life. As such, Bishop Lifting disclaims liability for any misuse or incorrect product selection by our customers.
Rigging and safety gear purchased from Bishop Lifting should be used in strict accordance with all industry and OSHA standards. At no time should rigging or safety gear be used beyond its certified load ratings (aka Working Load Limits). Normal wear and tear should be expected with use of rigging and safety gear; therefore, all gear should be thoroughly inspected before each and every use. Worn or unsafe rigging and safety gear should never be used.