[blue]Wolf AR15/M-16 EXTRA POWER EXTRACTOR SPRING Improves Extraction & Ejection Reliability Stronger spring prevents "extractor bounce" during rapid semi-auto or full-auto fire. Provides extra force against case rim to give AR-15 rifles and carbines reliable extraction from a dirty chamber; ensures fired case is completely extracted and ejected from gun. Recommended for use with black, carbine, extractor spring insert. S/H by USPS $3.95 for the 1st kit, add $1.25 FOR EACH ADDITIONAL KIT. Insurance is extra [/blue]
Good price for a box of 24 maybe! Shipping and handling at $3.95 seems a bit high for a tenth of an ounce postage too!