These Impakt Sidehacks have been sold out at Walmart for the longest time. Right now they are in stock and are going for $274.00. Not too big a price to pay for you and your monkey. Get yours now before they are all gone.These Impakt Sidehacks have been sold out at Walmart for the longest time. Right now they are in stock and are going for $274.00. Not too big a price to pay for you and your monkey. Get yours now before they are all gone.