LabLok™ Encased 3-Prong Extension Clamps have a closed hinge design that helps prevent contamination by protecting internal components. This construction provides confident gripping and long-lasting durability.
Offered in both single wing-nut and dual thumbscrew adjustable configurations, the prongs provide a wide grip capacity and gradual adjustment for grip control.
These LabLok clamps are designed with extension rods that can attach to support stand apparatus. The grip sleeves are non-slip vinyl and come with fiberglass sleeves for temperatures above 100°C. Clamps are constructed of nickel-plated zinc and are available in small, medium, and large sizes.
- Closed hinge design that helps prevent component contamination
- Long-lasting durability
- Wide range of grip adjustability
- Three prong has gradual adjustment for grip control
- Vinyl sleeves for non-slip grip and fiberglass sleeves for temperatures above 100°C
- Available in single and dual adjustable configurations
- Available in small, medium, and large sizes
LabLok™ Encased 3-Prong Extension Clamps have a closed hinge design that helps prevent contamination by protecting internal components. This construction provides confident gripping and long-lasting durability.
Offered in both single wing-nut and dual thumbscrew adjustable configurations, the prongs provide a wide grip capacity and gradual adjustment for grip control.
These LabLok clamps are designed with extension rods that can attach to support stand apparatus. The grip sleeves are non-slip vinyl and come with fiberglass sleeves for temperatures above 100°C. Clamps are constructed of nickel-plated zinc and are available in small, medium, and large sizes.

| Item # | Size | Adjustment Type | (A) Min-Max Grip Size (mm) | (B) Prong Width (mm) | (C) Arm Length (mm) | (D) Arm Diameter (mm) | (E) Overall Length (mm) | Quantity per Pack |
|---|---|---|---|---|---|---|---|---|
| CLUS01 | Small | Single | 0 - 23 | 5 | 102 | 8 | 162 | 1 |
| CLUS02 | Medium | Single | 0 - 37 | 19 | 127 | 11 | 229 | 1 |
| CLUS03 | Large | Single | 0 - 71 | 29 | 127 | 11 | 260 | 1 |
| CLUD01 | Small | Dual | 0 - 30 | 5 | 102 | 8 | 152 | 1 |
| CLUD02 | Medium | Dual | 0 - 69 | 19 | 127 | 11 | 221 | 1 |
| CLUD03 | Large | Dual | 0 - 102 | 29 | 127 | 11 | 260 | 1 |