Kupo
Kupo KG302011 Alli Clamp Black Spring Clamp
★★★★★
The Kupo Alli Clamp delivers a rock-solid steel grip with versatile 5/8" socket and stud mounting for pros on set.
$18.50*
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Key Features
SPECIFICATIONS: Black powder coated steel spring clamp with strong jaw bite, 3 attachment methods including spring tension clamp, 5/8" female socket, and Baby 5/8" (16mm) stud, jaw opening range 0.2"-1.6" (5-40mm), designed for holding flags, fill cards, and lightweight grip accessories.
BLACK LOW-PROFILE FINISH: Black powder coated finish helps keep the clamp discreet in camera-facing environments while adding durability for repeated use, transport, and daily kit life across studio and field production days.
STRONG SPRING BITE: Steel spring clamp delivers a firm hold for securing fill cards, flags, gels, and fabric, helping keep light control tools steady during takes, quick resets, and fast-paced on-set adjustments.
3-IN-1 MOUNTING OPTIONS: Use as a standard spring clamp, mount via the 5/8" female socket, or rig with the Baby 5/8" (16mm) stud for cleaner setups, giving grips multiple ways to position accessories without extra adapters.
WIDE JAW OPENING RANGE: Jaws open from 0.2"-1.6" (5-40mm) to grip a variety of edges and materials, making it useful for cart builds, tabletop work, and location setups where clamp points vary shot to shot.
Specifications
Brand
Kupo
Model
KG302011
Material
Steel
Jaw Opening
0.2"–1.6" (5–40mm)
Attachment Methods
Spring Tension Clamp, 5/8" Female Socket, Baby 5/8" (16mm) Stud
Color
Black
Pros & Cons
👍 Pros
- Steel construction provides a durable, long-lasting grip
- Three attachment methods in one clamp — spring jaw, 5/8" female socket, and baby stud
- Compact size makes it easy to carry in a kit bag
- Jaw range of 5–40mm accommodates various tube and pipe diameters
- Black finish reduces unwanted reflections on set
👎 Cons
- Jaw opening maxes out at 1.6 inches, limiting use on larger-diameter pipes
- Spring tension is fixed with no adjustable pressure setting
- No soft jaw pads included, which could mar delicate surfaces
Frequently Asked Questions
What is the jaw opening range of the Kupo Alli Clamp?
The jaw opens from 0.2 inches to 1.6 inches (5mm to 40mm), allowing it to clamp onto a variety of pipe and tube diameters.
What attachment methods does this clamp offer besides the spring jaw?
In addition to the spring tension clamp, it includes a 5/8" female socket and a baby 5/8" (16mm) stud, giving you multiple ways to mount accessories.
Is the Kupo Alli Clamp made of plastic or metal?
It is constructed entirely from steel, which provides a strong, durable grip suitable for professional use.
Can this clamp hold heavier accessories like small lights or monitors?
It is designed for securing lightweight accessories. For heavier gear, check the load rating and consider a more heavy-duty clamp or grip head.
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