Liner Included: There is no liner in the Youth Defend shorts

Formula's CTS Compression Tuning System gives you the power to change your compression damping characteristics in as little as five minutes

Available in three different sizes to fit the most common size cranks

What kind of plug does it have: Comes fitted with 7-pin flat plug

This set of quality chrome plated hex keys from PRO comes in a handy keep holder that is marked with each size so you'll know exactly which size you're grabbing

Shimano GRX FC-RX610 2x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110-80 BCD Shimano Asymmetric - 175mm - Black - 46-30T - 47mm Chainline Images Uploaded - Ready for Review Liner Included: There is noThe Shimano FC RX610 2 balances weight savings and optimized efficiency for mixed terrain riding and racing. Gearing options cater to the segmented demands of gravel cycling, maintaining the tighter gear steps needed to maintain your position in the bunch. The 2x12 speed crank utilizes a 46 30T chainring combination and comes in 165, 170, 172. 5, and 175 mm crank arm lengths.