Area 419 Sidewinder Magnum Self-Timing Muzzle Brake 6.5mm Black Nitride 5/8-24

The Area 419 Sidewinder Magnum is a self-timing muzzle brake designed for 6.5mm caliber rifles. It features a Black Nitride finish and a 5/8-24 thread pitch. The brake is manufactured from heat-treated 17-4PH stainless steel and is made in the USA on CNC machines in NW Ohio.

Self-Timing Installation System

The Sidewinder uses a proprietary self-timing design. A universal adapter is torqued onto the barrel using a 13/16-inch wrench and remains in place permanently. The brake and collar assembly then threads onto the adapter using left-hand threads. Once the brake is rotated level and pressed into the adapter, it locks onto a taper. The knurled collar is then tightened fully by hand with no tools required. According to Area 419, the brake will not rotate as the collar is torqued, eliminating the need to guess where ports will end up after final tightening. Area 419 also states that return to zero is excellent, meaning the brake can be removed and reinstalled without requiring a zero change.

Key Features

• Caliber: 6.5mm
• Thread Pitch: 5/8-24
• Finish: Black Nitride
• Material: Heat-treated 17-4PH stainless steel
• Brake OD: 1.125 inches
• Collar OD: 1.275 inches
• Overall Length: 3.35 inches; adds approximately 2.75 inches to barrel length
• Combined weight of brake and adapter: 7.5 oz
• Face of brake engraved with caliber designation to indicate top orientation and includes a horizontal line to aid in leveling
• Rearward-facing ports with proprietary progressive port design
• Proprietary port design controls muzzle rise without top porting
• No tools required to time the brake
• Manufactured in NW Ohio, USA

Port Design

The Sidewinder uses a proprietary progressive port design. Area 419 describes this as intentionally increasing the size of the first port and decreasing each subsequent port slightly, with the stated purpose of managing overall brake length while maintaining efficiency. The brake features rearward-facing ports and Area 419 notes the design controls muzzle rise without the use of top porting. Area 419 states the Sidewinder has one more port and a larger diameter than their HELLFIRE model.

The Sidewinder is available from ICB Firearms with fast nationwide shipping. Local pickup is also available at our Saint Clair Shores, Michigan location.