Sears offers the Craftsman 2-Piece Socket Rack, model no. 41323, for $3.88. Opt for in-store pickup to avoid the $8.99 shipping charge. That's $4 off list and the lowest price we could find. Each rail includes 16 clips with vinyl grips for carrying 1/4" sockets.
Of note, Shop Your Way Rewards members will earn a Sears credit with this purchase and may be eligible for additional credits and discounts.