Box components Box Two BMX Chainring 39T MFPN=11.4118.070.018 Model Synthesis/Twin Pair Description Steel

Model Synthesis/Twin Pair Description Steel XD Driver w/12x148mm End Cap Material Steel Cassette Body Type XD

Made from heat-treated S2 tool steel to ensure the ultimate in strength and lasting performance

Anti-Drop design helps reduce the likelihood of dropped chains

Model Stamp 11 Small Spindle Titanium Size 9/16" Body Material Aluminum Color Black/Gold Weight 299g

Box components Box Two BMX Chainring 39T MFPN=11.4118.070.018 Model Synthesis/Twin Pair Description SteelMade in the USA from 6061 T6 aluminum alloy Box Two BMX Chainrings are round and true. They fit 104 BCD four bolt cranks and are available in black anodized with laser etched graphics from 38 to 45 teeth TECH SPECS Mount Compatibility 104mm 4 bolt Teeth 39T Type Material 6061AL Spec 3 32 Color Black Chain Compatiblity 1sp Tooth Type Standard Weight Offset