Stock length. Flat bottom.Fits:HARLEYFXD 95-10, FXDB1 91, FXDB2 92, FXDB3 07-17, FXDBI 06, FXDC1 92, FXDC2 05-14, FXDCI 05-06, FXDF 08-17, FXDFSE 09, FXDFSE2 10, FXDI 04-06, FXDI35 06, FXDL 93-17, FXDLI 04-06, FXDLS 16-17, FXDS-CONV1 94, FXDS-