SKU: 85530231797

Hollyland Spares - Screw Fitting (for Mars 300 Pro)

Sale price$112.30 Regular price$124.78
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

Hollyland Spares - Screw Fitting (for Mars 300 Pro)The Hollyland Screw Fitting for Mars 300 Pro is an official OEM expansion accessory designed to provide an ultra secure, anti twist mounting profile for the Mars 300 Pro transmitter and receiver units. Standard single screw cold shoe adapters often slip or pivot when your camera rig shifts quickly. This specialized mounting expansion plate screws directly into the chassis of the Mars 300 Pro to convert its base into a completely rigid mount that stays

The Hollyland Screw Fitting for Mars 300 Pro is an official OEM expansion accessory designed to provide an ultra-secure, anti-twist mounting profile for the Mars 300 Pro transmitter and receiver units.

Standard single-screw cold shoe adapters often slip or pivot when your camera rig shifts quickly. This specialized mounting expansion plate screws directly into the chassis of the Mars 300 Pro to convert its base into a completely rigid mount that stays locked in orientation.

 

Core Design & Rigging Features

  • Dual-Screw Chassis Anchor: The plate features two integrated micro-screws that line up perfectly with the native alignment threads on the side or bottom of the Mars 300 Pro housing. By securing the transmitter at two points simultaneously, it completely stops the unit from twisting loose under camera movement.

  • Central Multi-Thread Integration: Once bolted onto the Mars 300 Pro chassis, the raised center portion provides a clean, reinforced $1/4"-20$ female threaded hole. This allows you to attach any standard articulating friction arm, monitor mount, or light stand stud natively.

  • Compact, Low-Profile Footprint: The plate is engineered with form-fitting chamfered edges that match the aesthetics of the Mars series. Its slim profile ensures that it doesn't add bulk or block access to the NP-F battery plate, HDMI ports, or the side OLED status display screen.

  • All-Metal Durability: Machined out of a single piece of high-strength alloy, this plate protects the composite casing of your wireless node from thread stripping caused by overtightening heavy-duty rigging accessories.

Technical Specifications Matrix

Component Attribute Technical Specifications Detail
Official Spare Category OEM Hardware Rigging & Anti-Twist Expansion Spares
Ecosystem Compatibility Hollyland Mars 300 Pro (Transmitter / Receiver)
Hardware Connection 2 × Integrated Slotted Chassis Retaining Screws
Output Rigging Thread 1 × Standard 1/4"-20 Female Threaded Port
Material Composition High-Grade Anodized Machined Aluminum Alloy
Color Configuration Finish Production Matte Black

On-Set Installation Checklist: When mounting this plate to your Mars 300 Pro, tighten the two outer chassis screws evenly using a small flathead screwdriver or coin before screwing in your primary 1/4"-20 friction arm. Overtightening one side first can cause the plate to sit unevenly, which puts unnecessary stress on the wireless unit's internal threads.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 85530231797

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Amazon Customer
West Palm Beach, US
★★★★★ 5
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Super nice shelf, looks high end
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Reviewed in the United States on April 23, 2026
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Gloria
Louisville, US
★★★★★ 5
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Size: 4-Tier (10.43"x14.17"x45.67")
This book stand is great and strong. Each shelf holds up to 5 kg and it is quite easy to put together and in the video I show exactly how to do it. And there are some hooks that you hang in the sides of the stand if you want to hang anything there! You make sure to see the measurements because they are right, and for me was just right!
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Reviewed in the United States on January 12, 2025
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audrey
Port Orchard, US
★★★★★ 5
4 tier shelf
Size: 4-Tier (10.43"x14.17"x45.67")
quick and easy assembly. i use these in my pantry. its a rental so i couldnt add shelves.
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Reviewed in the United States on April 23, 2026
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kittydancer02
Waukegan, US
★★★★★ 4
Pay attention to instructions
Size: 4-Tier (10.43"x14.17"x45.67")
You definitely need to pay attention to the instructions when building because it’s very easy to build this incorrectly. The numbers on the instructions are small so please pay attention. Other than that the bookshelf is sturdy, lightweight, and holds so many books.
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Reviewed in the United States on January 26, 2026
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San Leandro, US
★★★★★ 5
Nice bookshelf
Size: 4-Tier (10.43"x14.17"x45.67")
Nice bookshelf
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Reviewed in the United States on March 6, 2026

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