The Shimano SF-1200 Freewheel Sprocket is crafted from durable CrMo steel, offering excellent strength and wear resistance for single speed bikes. Designed for riders who value simplicity and reliability, it ensures consistent engagement and power transfer.
Compatible with Threaded BSA Hubs: Built to fit standard threaded BSA hubs, this freewheel offers universal compatibility for a wide range of bikes. Whether you're building a fixie, BMX, or a single speed commuter, the SF-1200 mounts securely and performs with precision.
Optimized for 1/2" x 1/8" Chains: Engineered for compatibility with 1/2" x 1/8" single speed chains, this freewheel ensures smooth operation and efficient power delivery. The sprocket’s tooth profile is designed to reduce friction and wear, extending the life of your drivetrain.
Threaded, Standard Fitment: Featuring an English-threaded design, the Shimano SF-1200 offers easy installation on standard hubs. This no-fuss setup is perfect for riders looking for a dependable, long-lasting freewheel solution for their single speed needs.
Its robust construction makes it an ideal choice for BMX riders and urban cyclists who demand responsive performance and durability.
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The Shimano SF-1200 Freewheel Sprocket is crafted from durable CrMo steel, offering excellent strength and wear resistance for single speed bikes. Designed for riders who value simplicity and reliability, it ensures consistent engagement and power transfer.
Compatible with Threaded BSA Hubs: Built to fit standard threaded BSA hubs, this freewheel offers universal compatibility for a wide range of bikes. Whether you're building a fixie, BMX, or a single speed commuter, the SF-1200 mounts securely and performs with precision.
Optimized for 1/2" x 1/8" Chains: Engineered for compatibility with 1/2" x 1/8" single speed chains, this freewheel ensures smooth operation and efficient power delivery. The sprocket’s tooth profile is designed to reduce friction and wear, extending the life of your drivetrain.
Threaded, Standard Fitment: Featuring an English-threaded design, the Shimano SF-1200 offers easy installation on standard hubs. This no-fuss setup is perfect for riders looking for a dependable, long-lasting freewheel solution for their single speed needs.
Its robust construction makes it an ideal choice for BMX riders and urban cyclists who demand responsive performance and durability.



