Shop › RUGER AMER GEN2 COMB RISER KIT RUGER AMER GEN2 COMB RISER KIT $19.95 Ruger Comb Riser Kit, Fits Ruger American Gen2 Stock, Black 90746 Quantity: Add To Cart Added! Ruger Comb Riser Kit, Fits Ruger American Gen2 Stock, Black 90746