Welcome to the GSC Systems website. GSC Systems has been propelling the world since 1984 and is one of the oldest and most worldwide renowned propeller manufacturing companies in the light aircraft and air boat industry in the market place today.Read more GSC. GSC Systems (2004) Ltd. manufactures wooden propellers for ultralight planes, Powered Parachutes, and Powered Paragliders using Rotax and other engines. We use the best quality Eastern Maple hardwood. They are available in fixedpitch, ground adjustable 2 and 3 blade, 2 blade mechanical inflight adjustable and for the PPG market.Copyright © GSC Systems (2004) Ltd. Site Design by: Image Web Works more... See more text