you could cut the center cross piece out but that can't be the right part..the shackle has to be able to move a lot more than that as the leaf spring flattens out..those may be front shackles
Jeep Wrangler YJ Heavy Duty Greasable Shackle Kit 87 95 | eBayYou can look on Ebay and find a full set (4) greasable shackles for $59.00 + shipping. Can't remember the brand, but they are good quality.