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Sure Cycle System

A Sure Cycle system upgrade kit will bring new life to the action system of your shotgun. These kits are made to fit specific make and models of shotguns to replace the worn action components inside the firearm. Machined from high quality steel and anodized aluminum, these cycle systems provide a smoother action and cycling of the firearm over stock components. Sure Cycle upgraded cycle systems are the ideal way to restore your shotgun, increase the service life and get the most from every shot.

FEATURES:

AVAILABLE FOR TOP BRANDS:

  SKU 12GA
MODELS
20GA
MODELS
10GA / 16GA
MODELS
WEIGHT NOTE MATERIAL
BNL01 M1 Super 90 (Serial # < 470000) Montefeltro Super Black Eagle (Serial # < 185000) M1 Super 90 (Serial # < 470000) Montefeltro Super Black Eagle (Serial # < 185000) 7 oz. This system fits receivers with 19mm threads.

steel factory tube = 19mm
aluminum factory tube = 21mm
Steel / Aluminum
BNL02 M1 Super 90 (Serial # < 155400) Montefeltro (Serial # < 155400) M1 Super 90 (Serial # < 155400) Montefeltro (Serial # < 155400) 7 oz. For old models.

This system fits receivers with 19mm threads.

steel factory tube = 19mm
aluminum factory tube = 21mm
Steel / Aluminum
BNL03 M1 Super 90 (Serial # < 470000) Montefeltro Super Black Eagle (Serial # < 185000) M1 Super 90 (Serial # < 470000) Montefeltro Super Black Eagle (Serial # < 185000) 7 oz. This has a much higher total spring load than the standard BNL01 system. Recommend for hunting application shotguns. Requires at least a high velocity 1-1/8 oz. target load to properly function. Designed to deliver maximum performance in hunting conditions where debris, cold temps and heavy payload shells need more energy to properly cycle.

This system fits receivers with 19mm threads.

steel factory tube = 19mm
aluminum factory tube = 21mm
Steel / Aluminum
BNL04 M1 Super 90 (Serial # > 470000) M2 Montefeltro Super Black Eagle (Serial # > 185000) Super Black Eagle II Super Black Eagle 3 7 oz. This system fits receivers with 21mm threads.

steel factory tube = 19mm
aluminum factory tube = 21mm
Steel / Aluminum
BNL05 M1 Super 90 M2 7 oz. This system fits receivers with 21mm threads.

steel factory tube = 19mm
aluminum factory tube = 21mm
Steel / Aluminum
BNL0321 M1 Super 90 (Serial # > 470000) M2 Montefeltro (Serial # > N038124) Super Black Eagle (Serial # > 185000) Super Black Eagle II Super Black Eagle 3 M1 Super 90 (Serial # > 470000) M2 Montefeltro (Serial # > N038124) 7 oz. This has a much higher total spring load than the standard BNL01 system. Recommend for hunting application shotguns. Requires at least a high velocity 1-1/8 oz. target load to properly function. Designed to deliver maximum performance in hunting conditions where debris, cold temps and heavy payload shells need more energy to properly cycle.

This system fits receivers with 21mm threads.

steel factory tube = 19mm
aluminum factory tube = 21mm
Steel / Aluminum
BRN01 Gold Silver Maxus SLP Super X2 Super X3 Super X4 Gold Silver Maxus Super X2 Super X3 Super X4 7 oz. This system comes with a heavy spring installed and an extra light spring (needed when using 7/8 or 1 oz. target loads).

For maximum reliability, we recommend sealing the gas piston assembly as well.
Steel / Aluminum
BRN02 B-80 B-80 7 oz. Steel / Aluminum
BRN03 Gold 10 (10ga.) 11 oz. Steel / Aluminum
BRN04 “New” A5 7 oz. Steel / Aluminum
BRNA5SCAK Auto-5 STD/MAG Auto-5 STD/MAG Auto-5 (16ga.) N/A WILL NOT fit A5’s made after 2012

Includes:
• 303 Stainless Steel High Speed Action Followwer
• 6061 T-6 Red Anodized Alloy Action Spring Plug
• Stainless Steel Action Spring Plug Pin
• Upgraded Action Spring
Steel / Aluminum
BRT01 3901 AL390 AL391 Urika 3901 AL390 AL391 Urika 6 oz. Steel / Aluminum
BRT02 1201FP 1201FP 7 oz. Steel / Aluminum
BRT03 ES100 Pintail ES100 Pintail 7 oz. Steel / Aluminum
BRT04 301 302 303 AL2 301 302 303 AL2 7 oz. Steel / Aluminum
BRTXTR 391 Xtrema 391 Xtrema 2 12 oz. Includes the internal mass dampener and spring.

This system replaces the factory stock bolt tube and is not an action spring system.
Steel / Aluminum
BRTXTRE 391 Xtrema 391 Xtrema 2 7 oz. DOES NOT include the internal mass dampener and spring.

This system replaces the factory stock bolt tube and is not an action spring system.
Steel / Aluminum
REM01 1100 11-87 3 oz. DOES NOT fit the Super Magnum 3-1/2″ or Versamax.

This system only replaces the internal action components. Does not include the action tube as it is brazed to the receiver.
Steel / Aluminum
WIN01D Super X1 9 oz. DOES NOT fit any of the modern Winchester shotguns. All Super X2 and Super X3 shotguns require the BRN01 Sure Cycle System. Steel / Aluminum

ACTION SYSTEM INSTALLATION GUIDES: