PECO Setrack OO/HO Code 100 - Double Straight (Pack of 8). This is a high-quality rigid unit trackage system suitable for all popular brands of OO gauge model trains. It is fully compatible with the Code 100 PECO Streamline range. The solid nickel silver rails are integrally moulded into the sleeper bases for maximum realism and strength. Turnouts are fitted with an over-centre spring for immediate use, no extra levers necessary.