10-Pack Iwillink Cat6 RJ45 Coupler $8.99 at Amazon
Amazon with Iwillink has the 10-Pack Iwillink Cat6 RJ45 Couplers for $14.99 - 5% off (click "Save and extra" box) - 35% off with coupon code
35W21SEJ [Exp 9/13] =
$8.99 with free shipping on $25+ or with Prime. The code also work on the 25 pack & 5 pack (same page).
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