Materials List for Spring Cannon

5 foot piece of PVC (3/4 inch) (X2):

http://www.lowes.com/pd_23972-1814-PVC+04007++1000_0__?productId=3133087

1 foot piece of 1/2 inch PVC:

http://www.lowes.com/pd_23967-1814-PVC+04005++1000___?productId=3133081&pl=1&Ntt=1%2F2+inch+pvc+1+foot

3/4 inch end caps (x2)

http://www.lowes.com/pd_23896-1815-447007RMC___?productId=1067811&pl=1&Ntt=3%2F4+inch+end+caps

A long nail:

http://www.lowes.com/pd_65444-1278-8HGSPK200___?productId=3610434&pl=1&Ntt=long+nail

Short spring:

http://www.amazon.com/Prime-Line-Products-SP-9710-Compression/dp/B008RG4QD6/ref=sr_1_5?s=industrial&ie=UTF8&qid=1444397889&sr=1-5

Long spring:

http://www.amazon.com/gp/product/B007A2TDCC?psc=1&redirect=true&ref_=ox_sc_act_title_1&smid=A71PAA5ZYIYW6