It is used in the trim system of the Arcus, Duo Discus, Nimbus-4, and Nimbus-4D gliders, in the rear position, with two springs installed per glider.

This pushrod guide ball cage measures 29 × 3 × 20 mm.

Please note that another model exists with dimensions 25 × 3 × 20 mm.
Depending on the glider, you may need one, the other, or both types

 

This pushrod guide ball cage measures 25 × 3 × 20 mm.

Please note that another model exists with dimensions 29 × 3 × 20 mm.
Depending on the glider, you may need one, the other, or both types

 

This Polyflex brake hose fit the classic Duo Discus equipped with a master cylinder model 7 / brakes 30-9. 

It is 600 mm lenght.

This system is used for the Ventus-2 and the Discus-2 which are using the 5" Cleveland wheel from TOST and with a “Magura” cylinder brake.

Polyflex-hose is 1004 CK and it is 1080mm.

This tension spring is used to hold the flap handle in the correct position.

It was originally used on the Janus C, Nimbus-3D, and Nimbus-4D, and is located on the rear cockpit wall (back seat).

However, some gliders have been modified and now use a flat spring (Ref. B40-0297) mounted near the spar bridge.

This Master Cylinder Model 7 is used on the older Duo Discus and Nimbus-4D aircraft equipped with 30-9 brakes.

 

This deep groove ball bearing (6804-2RS, 20E1, DIN 625) is 20 mm inner diameter, 32 mm outer dimeter, 7 mm width, with seals on both sides. 

It is used for the rear part of the horizontal tailplane fitting (item B40-0824), serving as a bearing support for the airbrake drive shaft.

The clamp is suitable for hoses with diameters ranging from 6 mm to 7 mm and is used on some gliders for the rudder pedal cable.