Troy squid grip black 7-pk fits select troy rails! FEATURES-Black-7 pack-For the Alpha, Delta, TRX Extreme rails & the T22 Sport Chassis-Made of proprietary advanced rubber -Heat resistant-Extremely durable-Inserts directly into the cooling holes-May be cut to form any length or inserted end to end for longer lengths*Will not fit the Troy/VTAC rail systems Other Features: Revolutionary rail cover fits trx extreme/alpha/delta troy rails made in usa