OP43 CTR Stock - 98 OP43 $59.90 98 - $59.90 Quantity This product is currently out of stock. We may not keep this item in stock. Please fill in the form below and we will let you know availability! CTR stock upgrade for your Tippmann 98 , Sierra One or Bravo One. Picture is of a A5 Stock, but this is for a 98 stock.