iShoot CNC 84mm Tripod Mount Ring Collar for Sigma 100-400mm vs Haoge Lens Collar Tripod Mount Ring for Canon RF 100-500mm
Overall winner: iShoot CNC 84mm Tripod Mount Ring Collar for Sigma 100-400mm
Key Differences
iShoot (B07QBZ56S3) is a CNC-machined, aviation-aluminum collar tailor-made for the Sigma 100-400mm and is noted for precision fit and build; Haoge (B0BR22FT5W) adds a built-in Arca-compatible dovetail and flannel lining for lens protection but reports a smaller-than-expected size and a thumbscrew that can loosen. Choose iShoot if you need a precisely machined, lens-specific ring with stronger build; choose Haoge if you prioritize built-in Arca compatibility and internal padding
iShoot CNC 84mm Tripod Mount Ring Collar for Sigma 100-400mm
CNC machined aviation aluminum lens collar designed for Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (EF/DSF mount). Includes built-in ARCA-Swiss compatible quick release plate. customer insight notes mixed sentiment remains unavailable
Pros
- tailor-made for specific lens
- aviation aluminum construction
- CNC precisely machined
- weight-reducing hollow-out design
Cons
- not compatible with Sigma 100-400mm f/5-6.3 DG DN OS
- limited compatibility to EF/DSF mounts
Haoge Lens Collar Tripod Mount Ring for Canon RF 100-500mm
Lens tripod mount ring with Arca-compatible dovetail and built-in plate for Canon RF 100-500mm F4.5-7.1 L IS USM. Provides quick setup and secure attachment to Arca-Swiss supports. Users note solid build and built-in plate, with some size and thumbscrew concerns
Pros
- Arca-compatible dovetail for quick mounting
- Built-in Arca-Swiss plate
- Flannel-lined inner ring protects lens
- Sturdy, well-made construction
Cons
- Smaller size than expected
- Thumbscrew mechanism can loosen over time
Head-to-Head
| Criteria | Winner |
|---|---|
| Price | iShoot |
| Durability | iShoot |
| Versatility | Haoge |
| User Reviews | iShoot |