High Rebound Cushions/Bushings Standard Height (not Low!) Choose Hardness: 78a 88a 90a 92a 94a 96a 4 bushings and 4 cup washers per Pack Replacement/upgrade pack of Indy Trucks bushings/cushions for your skateboard in top quality urethane. Indy call these ones "cylinder" bushings as one bushing has parrellel sides ...all other companies would call this a barrel bushing. About time Indy made bushings in this combo as a conical bottom bushing is impossible to tighten up however hard it is. This combo gives far better stability but still with the ability to turn when you want. Also now available in a far bigger range of hardnesses inc. the white "super soft" ones which are perfect for really small youngsters. A set of them in almost any truck and even 3 or 4 year olds will be abled to turn! Standard Standard height ones; bottom bush depth approx. 14mm, top bush approx 11mm This pack includes the following: 2 conical top bushings, 2 cylinder (barrel) bottom bushings, 4 replacement washers. Enough to complete two skateboard trucks - one complete skateboard. If using them for quad skates then two packs will be required. Note: The Standard height ones fit most skateboard trucks...Indies, Thunder, Venture, Destructo, Tracker, Royal, Bullet, Krux, Shiner, etc. You only want "lows" if you have low trucks (shorter than average kingpins). Hardnesses: 78a White -Super Soft 88a Red -Soft 90a Orange -Medium 92a Blue -Medium Hard 94a Black -Hard 96a Yellow -Super Hard The average skaters will be rolling on blue or orange; black or yellow for the heavier boys or those that like their trucks tight; red for light guys or loose truck freaks; white for the very lightest riders or slalom.