Umarex Hammerli Tac R1 Thread Adapter - 1/2" UNF Black
£37.99
Product Code: HKSTA
Umarex Hammerli Tac R1 Thread Adapter - 1/2" UNF Black
£37.99
Product Code: HKSTA
A precision machined adapter to allow the fitment of any 1/2"x20 UNF silencer to the Heckler & Koch 416 series, Hammerli Tac R1 and Colt M4 series. Includes Allen key.
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The Hammerli Tac R1 thread adapter – 1/2" UNF is a muzzle accessory designed to convert the rifle’s factory thread into the standard 1/2" UNF format commonly used on airgun moderators and accessories. This allows the user to fit a wide range of compatible silencers, muzzle devices, or barrel extensions that use the 1/2" UNF thread standard, making the rifle more versatile for different shooting setups.
On rifles like the Hammerli Tac R1, which may feature a different factory thread (often 1/2"-28 UNEF on rimfire variants), an adapter is required to ensure compatibility with airgun-specific accessories. The adapter screws securely onto the existing barrel thread and provides a correctly aligned 1/2" UNF interface. Precision machining is important to maintain proper alignment with the bore, ensuring safe use and consistent accuracy when attaching additional muzzle devices.
Typically made from durable steel or aluminium, the adapter is designed to handle repeated installation and removal while maintaining a secure fit. Its compact design ensures it does not significantly affect the rifle’s balance or handling, while still providing a reliable mounting solution for compatible accessories.
- Converts factory barrel thread to standard 1/2" UNF, enabling compatibility with a wide range of airgun moderators and muzzle devices
- Precision-machined design ensures proper alignment for safe use and consistent shooting performance
- Durable metal construction provides a secure fit and long-term reliability under repeated use
Delivery and Returns
Delivery
Royal Mail Tracked 48 (2-4 working days) - £2.50*
Royal Mail Tracked 24 (1-2 working days) - £4.50*
Next Working Day Delivery up to 1Kg - £9.99**
Next Working Day Delivery over 1Kg - £14.99***
FREE Delivery on orders over £150****
Express AM RFD Transfer - £30.00*****
* UK mainland only excluding large and long items such as fishing rods.
** Orders placed before 1500 Hrs on weekdays excluding bank holidays.
*** Orders placed before 1300 Hrs on weekdays excluding bank holidays.
****Exclusions apply such as RFD transfers.
*****Please provide details of which RFD you would like the order to be shipped to when ordering.
Returns
If it is deemed necessary to return an item for exchange or refund, please note the following:
Goods returned must be in original packaging, with labels still attached.
Notification of intention to return must be provided within 14 days of receipt.
Goods must be delivered to us within 14 days of return notification.
Goods must have accompanying copy receipt for return.
Goods returned unwanted are subject to a minimum postage charge of £3.50 or the actual delivery costs incurred to us, whichever is the greater.
Returned goods must be in new condition, i.e. unused and unmarked with labels attached.
Costs incurred in returning items are your responsibility.
The Hammerli Tac R1 thread adapter – 1/2" UNF is a muzzle accessory designed to convert the rifle’s factory thread into the standard 1/2" UNF format commonly used on airgun moderators and accessories. This allows the user to fit a wide range of compatible silencers, muzzle devices, or barrel extensions that use the 1/2" UNF thread standard, making the rifle more versatile for different shooting setups.
On rifles like the Hammerli Tac R1, which may feature a different factory thread (often 1/2"-28 UNEF on rimfire variants), an adapter is required to ensure compatibility with airgun-specific accessories. The adapter screws securely onto the existing barrel thread and provides a correctly aligned 1/2" UNF interface. Precision machining is important to maintain proper alignment with the bore, ensuring safe use and consistent accuracy when attaching additional muzzle devices.
Typically made from durable steel or aluminium, the adapter is designed to handle repeated installation and removal while maintaining a secure fit. Its compact design ensures it does not significantly affect the rifle’s balance or handling, while still providing a reliable mounting solution for compatible accessories.
- Converts factory barrel thread to standard 1/2" UNF, enabling compatibility with a wide range of airgun moderators and muzzle devices
- Precision-machined design ensures proper alignment for safe use and consistent shooting performance
- Durable metal construction provides a secure fit and long-term reliability under repeated use
Delivery
Royal Mail Tracked 48 (2-4 working days) - £2.50*
Royal Mail Tracked 24 (1-2 working days) - £4.50*
Next Working Day Delivery up to 1Kg - £9.99**
Next Working Day Delivery over 1Kg - £14.99***
FREE Delivery on orders over £150****
Express AM RFD Transfer - £30.00*****
* UK mainland only excluding large and long items such as fishing rods.
** Orders placed before 1500 Hrs on weekdays excluding bank holidays.
*** Orders placed before 1300 Hrs on weekdays excluding bank holidays.
****Exclusions apply such as RFD transfers.
*****Please provide details of which RFD you would like the order to be shipped to when ordering.
Returns
If it is deemed necessary to return an item for exchange or refund, please note the following:
Goods returned must be in original packaging, with labels still attached.
Notification of intention to return must be provided within 14 days of receipt.
Goods must be delivered to us within 14 days of return notification.
Goods must have accompanying copy receipt for return.
Goods returned unwanted are subject to a minimum postage charge of £3.50 or the actual delivery costs incurred to us, whichever is the greater.
Returned goods must be in new condition, i.e. unused and unmarked with labels attached.
Costs incurred in returning items are your responsibility.
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