Tripod Mount Ring for Sigma 150-600mm Lens - Arca-Swiss Quick Release

In this review the Tripod Mount Ring for the Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary lens is examined for wildlife and sports photographers who need a lightweight, precise collar with a built-in quick release plate. The reviewer found the ring to be a practical, low-bulk replacement when the original collar is unavailable or when a slimmer Arca-Swiss compatible plate is preferred. Its CNC aviation aluminum construction and hollowed weight reduction design deliver stability without adding much weight, making it a sensible support upgrade for long telephoto use.

Key Features

• Tailor-made fit: Specifically sized for the Sigma 150-600mm f/5-6.3 Contemporary, so it aligns and clamps cleanly to that lens model.
• Lightweight construction: The aviation aluminum and hollow-out design keeps the net weight near 170g, reducing carry weight for handheld or mobile setups.
• Precision machining: CNC production and anodized finish give a snug, corrosion-resistant collar that feels durable for field use.
• Arca-Swiss compatibility: The 39mm Arca-Swiss fit quick release plate integrates with a wide range of tripod heads and clamp systems for fast mounting.
• Built-in plate and screws: The integrated 75mm plate with 1/4 and 3/8 screw holes and stainless-steel anti-slip screws simplifies tripod attachment and prevents rotation.

Who It's For

This mount ring is best for photographers using the Sigma 150-600mm Contemporary lens who want a lighter, Arca-Swiss compatible collar with a built-in quick release plate. It suits wildlife, birding, and sports shooters who move between tripods and monopods and need a compact, solid interface with their ball head or clamp.

Photographers who require a heavy-duty industrial collar or who use a different lens family should look elsewhere; this product is explicitly designed to match the Contemporary 150-600mm dimensions and features a slimmer, lighter profile rather than a full-sized factory replacement for heavier pro telephotos.

Pros & Cons

Pros

• Very light at about 170g, making it easy to carry without bulk for long field sessions.
• Strong feel from CNC machined aviation aluminum and anodized finish offers solid support for the lens.
• Integrated 39mm Arca-Swiss style plate and both 1/4 and 3/8 screw options allow quick, secure tripod mounting.

Cons

• Designed specifically for the Sigma 150-600mm Contemporary; it will not necessarily fit other lens models.

Specifications

Compatible Lens	Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary
Material	Aviation aluminum, stainless steel screw
Net Weight	About 170g
Inner Diameter	About 80.5mm
Width	About 22.5mm
Quick Release Plate	39mm Arca-Swiss fit, plate length about 75mm, 1/4 and 3/8 screw holes
Finish	Polished and surface anodized with 3M film inside

Our Verdict

The Tripod Mount Ring is a pragmatic, well-machined collar for owners of the Sigma 150-600mm Contemporary who want a lightweight Arca-Swiss compatible quick release solution. It balances low weight with a secure fit and integrates useful screw options, making it good value for photographers who swap heads frequently and need dependable support without extra bulk.

Frequently Asked Questions

Will this fit other Sigma 150-600mm variants?
It is made specifically for the Contemporary version; fit for other variants is not guaranteed.

Is the quick release plate compatible with major Arca-type clamps?
Yes, the 39mm Arca-Swiss fit is compatible with most Arca-style clamps from common brands.

How heavy is the collar and will it add balance issues?
At about 170g it is lightweight and typically will not significantly change the lens balance compared with factory collars.