iShoot CNC 84mm Tripod Mount Ring Collar for Sigma 100-400mm vs Haoge LMR-Z186 lens collar for Nikon Z 180-600mm
Overall winner: iShoot CNC 84mm Tripod Mount Ring Collar for Sigma 100-400mm
Key Differences
iShoot’s ring is CNC-machined from aviation aluminum and is tailor-made for the Sigma 100-400mm, making it a precise, durable match for that specific lens; Haoge’s collar offers an Arca-compatible dovetail, nylon/metal construction with padding, and a built-in QD strap hole for broader mounting convenience with the Nikon Z 180-600mm but reports mixed feedback on strap attachment and versatility
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 LMR-Z186 lens collar for Nikon Z 180-600mm
Lens collar from Haoge with Arca-compatible dovetail for Nikon Nikkor Z 180-600mm. Built with anodized aluminum, CNC precision, and inner flannel padding for lens protection. Built-in QD strap hole and bottom 1/4"/3/8" mounting holes; praised for fit, functionality, and build quality
Pros
- Arca-compatible dovetail
- Nylon/metal construction with flannel padding
- Built-in QD strap hole
- Bottom mounting holes for direct tripod attachment
Cons
- Mixed feedback on strap attachment
- Some concerns about mount versatility for different setups
Head-to-Head
| Criteria | Winner |
|---|---|
| Price | iShoot |
| Durability | iShoot |
| Versatility | Haoge |
| User Reviews | iShoot |