US-based AutomationDirect has extended its Nitra pneumatic product line to include a series of stainless steel, round body, non-repairable cylinders. The new cylinders feature type 304 stainless steel bodies with double rolled-in construction with high-strength aluminum alloy porting ends. Single and double acting models are available with nose, pivot and double-end mounting options. Certain cylinder models are also available with magnetic pistons for position indication. This series includes bore sizes from 7/16in up to 2in; depending on bore size. Available stroke lengths range from 1/2in to 18in.