NateTheShake
11B
Seriously, this one is a no-brainer if you've got a Gen3 or older Glock.
for $19.88
http://www.cabelas.com/cleaning-kits-accessories-original-glock-parts-kits.shtml
Original Glock Parts Kits
Kit contains the following: recoil spring assembly, minus collector, two followers, two magazine floorplates, two magazine springs, trigger pin, trigger housing pin, locking block pin, trigger spring, extended slide stop* and extended magazine catch*. (*Not in G21 kit). All work on Glock pistols should be performed by a certified Glock Armorer.
Fits: (602)G17 kit, (603)G19 kit, (604)G26 kit, (605)G22 kit, (606)G23 kit, (607)G27 kit, (608)G21 kit.
for $19.88
http://www.cabelas.com/cleaning-kits-accessories-original-glock-parts-kits.shtml