The Plastic Accessory Pack is chock full of possibilities. It contains a wide assortment of tubes, beams and rods; 16 pieces total. Everything in the pack is made from styrene and can be glued with either super or plastic glue. Some little known facts about the Accessory Pack: In addition to making great pipes and basing details, all 7 plastic tubes telescope with each other; perfect for making hydraulic joints, gun barrels, antennas, etc. The scale "i" beams make awesome urban rubble, giant Sci-Fi melee weapons, and construction details. The "L" corner is great for beefing up the armor on tanks, walkers and other mechanical war machines. The Accessory Pack also contains 6 different thin plastic rods that are perfect for wiring, whip antennas, conduits, and other small details.