sapolo 4d
Sale Price:$333.00
Original Price:$999.00
sale
RCS quad containing four R-4D thrusters, as used on the Apollo Service Module. Four clusters of four reaction control system (RCS) thrusters (known as "quads") were installed around the upper section of the SM every 90°. The sixteen-thruster arrangement provided rotation and translation control in all three spacecraft axes. rtp 4d hari ini
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