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9 pawl / 108 point / 3.33?? engagement for instant power transfer
CNC chromoly construction
Precision bearings
8-key installation and removal
1.375` x 24TPI / 34.92mm x 1.058mm thread
Chrome plated

Cold forged chromoly construction
8 splines for removal
Oversize 3-pawl design
Heavy duty use freewheel
13T and 14T fit Flip-Flop hubs only

Steel rings with polymer spacers
393g

Cold forged chromoly construction
8 splines for removal
Oversize 3-pawl design
Heavy duty use freewheel
13T and 14T fit Flip-Flop hubs only

Box Two Freewheels combine durability with lightning-fast engagement
Tested extensively by the Dutch National BMX Team, Damien Godet, Kory Cook, and numerous other elite racers
Features 9 super durable pawls and chromoly construction
Compatible with 1/2` and 3/32` chains
1.375 x 24 TPI hub threading

For BMX Specific flip flop hubs only

Sunlite single speed freewheels offer an affordable option in a variety of tooth counts and chain widths

Cold forged for high-torque strength
30 steps / 12?? engagement
Nickel plated sprocket ring, fits 1/8` and 3/32` chains
Removable with stand 4-prong tool

9 pawl / 108 point / 3.33?? engagement for instant power transfer
CNC chromoly construction
Precision bearings
8-key installation and removal
1.375` x 24TPI / 34.92mm x 1.058mm thread
Chrome plated

Cold forged for high-torque strength
30 steps / 12?? engagement
Nickel plated sprocket ring, fits 1/8` and 3/32` chains
Removable with stand 4-prong tool

Cold forged chromoly construction
8 splines for removal
Oversize 3-pawl design
Heavy duty use freewheel
13T and 14T fit Flip-Flop hubs only

Cold forged chromoly construction
8 splines for removal
Oversize 3-pawl design
Heavy duty use freewheel
13T and 14T fit Flip-Flop hubs only

Steel rings with polymer spacers
Zinc finish
460 g
SHIMANO Equivalent MF-HG37 / MF-TZ37

9 pawl / 108 point / 3.33?? engagement for instant power transfer
CNC chromoly construction
Precision bearings
8-key installation and removal
1.181` x 25.4TPI / 30mm x 1mm BMX specific thread
Chrome plated

9 pawl / 108 point / 3.33?? engagement for instant power transfer
CNC chromoly construction
Precision bearings
8-key installation and removal
1.375` x 24TPI / 34.92mm x 1.058mm thread
Chrome plated

Southpaw freewheels for Left Hand Drive applications
Stronger, less expensive, and easier to replace than cassette hubs
The standard in freewheels for almost 2 decades
3 pawls engage 30 steps, every 12 degrees

Cold forged for high-torque strength
30 steps / 12?? engagement
Nickel plated sprocket ring, fits 1/8` and 3/32` chains
Removable with stand 4-prong tool

9 pawl / 108 point / 3.33?? engagement for instant power transfer
CNC chromoly construction
Precision bearings
8-key installation and removal
1.375` x 24TPI / 34.92mm x 1.058mm thread
Chrome plated

Basic replacement or repair freewheel designed for use with friction shifters
Durable and hard wearing steel construction
SHIMANO Equivalent MF-TZ21 / MF-TZ20

Box Two Freewheels combine durability with lightning-fast engagement
Tested extensively by the Dutch National BMX Team, Damien Godet, Kory Cook, and numerous other elite racers
Features 9 super durable pawls and chromoly construction
Compatible with 1/2` and 3/32` chains
1.375 x 24 TPI hub threading

9 pawl / 108 point / 3.33?? engagement for instant power transfer
CNC chromoly construction
Precision bearings
8-key installation and removal
1.375` x 24TPI / 34.92mm x 1.058mm thread
Chrome plated

Cold forged chromoly construction
8 splines for removal
Oversize 3-pawl design
Heavy duty use freewheel
13T and 14T fit Flip-Flop hubs only

Cold forged chromoly construction
8 splines for removal
Oversize 3-pawl design
Heavy duty use freewheel
13T and 14T fit Flip-Flop hubs only

S.I.S. compatible
Bulk packed and polybagged
SHIMANO Equivalent MF-TZ21

Rear unit housings include bearings pre-installed for 15mm axles

Sunlite single speed freewheels offer an affordable option in a variety of tooth counts and chain widths

Southpaw freewheels for Left Hand Drive applications
Stronger, less expensive, and easier to replace than cassette hubs
The standard in freewheels for almost 2 decades
3 pawls engage 30 steps, every 12 degrees

Electric bike specific 7 Speed freewheel, made of high strength and durable chromoly Stee
Designed for E-bike, ratchet mechanism is high strength and durable, able to withstand the torque generated from the electric motors
Nickel plated surface treatment

S.I.S. compatible
Bulk packed and polybagged
SHIMANO Equivalent MF-TZ21

Steel rings with polymer spacers
433g
SHIMANO Equivalent MF-TZ21 / MF-TZ20