FSA Energy Chainring 39T 90BCD 4-bolt 11-speed MFPN=HWQASM00S2034S The eSKINGRIP+ technology delivers great

The eSKINGRIP+ technology delivers great balance between grip and glide

Wide open body design to shed snow

Clearance for 24 x 6

Hollow link and pin T-Type chain with Hard Chrome coating for light weight durability

That enables you to use computer software during your training sessions

FSA Energy Chainring 39T 90BCD 4-bolt 11-speed MFPN=HWQASM00S2034S The eSKINGRIP+ technology delivers greatFull Speed Ahead's Energy Modular Direct Mount Chainrings are designed for 2x road and gravel cranksets and feature shifting ramps and stainless steel pins on outer rings. Precision CNC machined AL7075 T6 Shifting ramps and stainless steel pins on outer rings Black anodized finish Laser etched logo Compatible with Modular cranksets