Features Excellent performance: with the adjustable buffer mode, the cylinder works very quietly, safely and quietly. Good quality: adopt an aluminium alloy cylinder, which is durable. 63 mm bore and 100 mm stroke, double action and single rod. Thoughtful design: the piston seal is designed in a two-way sealing structure with compact size and oil storage function. Make your life easier: the front cover features a self-lubricating bearing guide, perfect lubrication and guidance performance. EXCELLENT CUSTOMER SERVICE We care about the feelings of every customer. If this product does not meet your expectations, please do not hesitate to contact us. We will do our best to serve you. Description: This air cylinder is made of high-quality aluminium alloy with durable performance. The stroke is 100mm and the inner diameter is 63mm, convenient to install, easy to use. Specifications: Material: aluminium alloy. Operating medium: air. Bore: 63mm/2.48" Stroke: 100mm/3.94" Pressure: 0.1-1.0 MPa (14-145 psi) Continuous pressure: 1.5 MPa (215 Psi). Working temperature: -20~80℃. Working speed range: 30-800mm/s Action Type: Double Acting Buffer stroke: 21mm/0.83" Connection thread: PT3/8. Size: approx. 25.7 x 7.3 cm / 10.12 x 2.87 inches. Weight: approx. 1576 g. Box contents: 1 x standard cylinder. Package List