Product Overview
ARRESTING PERFORMANCE
Lithgow Arms designed muzzle brake with three horizontal ports fitted from the factory drops felt recoil to negligible levels
How do I Identify the muzzle thread on my rifle?
Please refer to the following diagram and check the what muzzle threads were used on the calibre rifle you have.
If you have the muzzle thread cap, check to see what grooves you have on the outside of the cap and then compare to the pictures below.
If you no longer have your muzzle thread cap, check what the muzzle thread as in the table below.
| Rifle Model | Calibres | Thread form | Simplest method to Identify thread |
|---|---|---|---|
| LA101 | All | ½” x 20 UNF | Count number of peaks – for the 8mm of thread- should be approx. 6 peaks |
| All | ½” x 28 UNEF | Count number of peaks – for the 8mm of thread- should be approx. 8 peaks | |
| LA102 | 223R | M14 x 1 | Check diameter of threaded portion – for M14 should be 14mm |
| ½” x 28 UNEF | Check diameter of threaded portion – for ½” x 28 UNEF, should be approx. 12.6mm | ||
| 243W, 6.5mm Creedmoor, 308W | M14 x 1 | Check diameter of threaded portion – for M14 should be 14mm | |
| 5/8” x 24 UNEF | Check diameter of threaded portion – for 5/8” x 24 UNEF should be approx. 15.6mm | ||
| LA105 | All | 5/8” x 24 UNEF |
