Round Narrow Chainrings 110 BCD 50 Mountain Sprocket Black

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Description:

Material: Made of 7075 aluminum alloy, CNC cutting, corrosion resistance, with positive and negative designed to prevent the chain from dropping, strong .
Specifications: 50T 52T 56T 58T , crank BCD (to-hole distance) is 110 mm.
discharge oblique mouth to prevent sediment accumulation.
The thickness of each is processed by CNC, which can work seamlessly with the inner and of the chain to suit your riding, and reduces friction and noise.
The anode is colored to prevent oxidation, so that an oxide film can on the aluminum surface, which effectively protects the aluminum alloy body. Anti-corrosion and anti-rust, no fading.
Suitable for most 110 BCD cranks, please make sure your crank BCD and number of specification carefully before purchasing.

Specification:

Material: 7075 Aluminum Alloy

Size Chart:

: 50T/52T/56T/58T/
Crank BCD (to-hole distance) : 110mm/4.33inch

Package Includes:

1 Piece 110BCD Narrow Wide Chainring

Narrow Wide Chainring;Bike Narrow Wide Chainring 110 BCD Round ;50/52/54/56/58/ Sprocket Crankset 7075Aluminum;Single Chainwheel detachable Cycling Mountain;Positive Negative Road BMX Folding;Chain Repair Parts Accessories Replace arm