At that same site you could purchase.. http://www.cainsoutdoor.com/cart/asp/catalog_index.asp

powder can spout - $3.10 allows you to use the goex can as a powder horn
pan charger - $10.95
ball starter- $ 6.50
jaw leather- $1.50
powder measure- $3.10

total investment is $25.15 plus shipping where the kit is got some other things, but will run you over $40.00