Beginning 29 AUG 2025, the “de minimis” exemption, which allowed shipments of goods worth $800 or less to enter the United States duty free, will be eliminated. (Detail Here)

Important Notice for Our U.S. Customers

he United States has suspended its duty-free de minimis treatment for all countries, effective August 29, 2025, meaning low-value shipments (previously under $800) will now be subject to all applicable duties and taxes.

By acknowledging this notice, you agree to accept responsibility for any customs duties, taxes, or tariffs imposed on your order. Please note that we cannot accept "non-payment of taxes" as a valid reason for order rejection.
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4UANTUM  |  SKU: 4UAD-TDC-006

4UAD Magnus Pro 416 Precision TDC Hop-Up Chamber ( TDC-006 )

$74.00 USD
Shipping calculated at checkout.

Pre-order now to make sure you don't miss out!

4UAD Magnus Pro 416 Precision TDC Hop-Up Chamber ( TDC-006 ) is Backordered and will ship as soon as it is back in stock. Customer have any questions, Please do not hesitate to contact us.

Pre-order ETA :

2026 November

Manufacturer: 4UANTUM
SKU: 4UAD-TDC-006

  • CNC 7075 Aluminum construction
  • True Top-Dead-Centre (TDC) Adjustments
  • Recommend use with 4UAD Friction Pro GBB Hop-Up Bucking ( NOT included )

Compatible with VFC / Umarex HK416 GBB series:

  • VFC/Umarex HK416 GBB Gen2 (V2) and Gen3 (V3) version. (model which with Guide-HOP Quick Adjusting design.)
  • VFC/Umarex HK416D, SKU #VF2-LHK416-BK02, BK03
  • VFC/Umarex HK416A5, SKU #VF2-LHK416A5-BK01, TN01, BK81, TN81, BK03, TN03
  • VFC/Umarex HK M27 IAR Gen2, #VF2-LHK416M27-BK02
  • VFC/Umarex HK416D CAG, #VF2-LHK416-TN04