These brake linings (Tost P/N 080949) are designed for the BZT2 brake assembly installed after 2017 with a thread M10x1. It is not compatible with the model with a thread NPT See drawing.

The BZT2 system is compatible with 5″ and 6″ disc brake wheels from the Penta and Classic series. It is commonly installed on the Ventus-3 and Arcus edition 2020 models.

Please note that different braking systems have been used over time, and several Technical Notices (TN) have been approved. Carefully inspect your brakes before ordering to ensure you select the correct brake pad.

This slotted hexagonal-head nut, M8, DIN 14441 is copper plated  and is commonly used for rudder fixation.

This part can be adapted to fit the Duo Discus, Duo Discus X, Duo Discus XL, as well as the Arcus, Arcus Edition 2020, and Nimbus-4D.

It measures approximately 147 mm in width and 157 mm in length.

Please note that the part is sold in an untrimmed form, so you will need to cut it to ensure a proper fit for your glider.

This comprehensive kit ensures compatibility with all Duo Discus equipped with a master cylinder model 7 / brakes 30-9. It provides the necessary components for a smooth brake cable replacement.

The cable comes with a standard 5.5 mm nipple, which fits most modern gliders that have a 6.2 mm handle hole. For older models or those with larger handle holes, an additional nipple is included, suitable for handles with an 8.5 mm hole.

The kit includes:

• 4000 mm of 1,8 mm cable
• 1 x Nicopress oval sleeve (1.5-2 mm, NT281C-A)
• 1 x 2 mm thimble
• 1 x Nipple No. 33A
• 1 x Nipple support No. 21A (8 x 9 mm)

This part can be adapted to fit the Discus-2a, Discus-2b, Discus-2c, Ventus-2ax, Ventus-2bx, the ventus-2c, the ventus-2cx and the Ventus-3.

It measures 148 mm in width. 

Please note that you will need to cut the part to ensure it fits your glider, as it is sold in an untrimmed form.

This cable is designed for the front seat of the Arcus, Duo Discus x, and Duo Discus xL equipped with a TOST wheel and a Magura cylinder brake.

The brake cable is 600 mm long, with a diameter of Ø1.5 mm, and is fitted with a 9 mm diameter nipple.

Please note, this cable is not compatible with the first-generation Duo Discus or the Arcus edition 2020, which are equipped, respectively, with master cylinder model 7 / brakes 30-9 and the BZT2 TOST brake system.

The EASA Form one is included.

This comprehensive kit ensures compatibility with all single-seater gliders equipped with drum brakes and provides the necessary components for a smooth brake cable replacement.

The cable comes with a standard 5.5 mm nipple, which fits most modern gliders that have a 6.2 mm handle hole. For older models or those with larger handle holes, an additional nipple is included, suitable for handles with an 8.5 mm hole.

The kit includes:

• 1600 mm of 2 mm cable with a 5.5 x 10 mm nipple
• 1 x Nicopress oval sleeve (1.5-2 mm, NT281C-A)
• 1 x 2 mm thimble
• 1 x Nipple No. 33A
• 1 x Nipple support No. 21A (8 x 9 mm)

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

The brake cable measures 555 mm in length and features a 6 x 10 mm nipple.

 

 

This O-ring  Ø32 x Ø3 is used for the water dump valve of several gliders:

• the Duo Discus x and xL,
• all the Arcus,
• some Discus-2c (the system has been upgraded in 2005),
• the Ventus-2cx and the Ventus-2cxa for the inner wing dump system not the outer wing.

This set of gasket can replace the on the main brake cylinder form 6 or 7. It is very likely that this type of cylinder is installed in the Duo Discus (but not in the x or xL), some Nimbus-4(D), as well as in some retrofitted Nimbus and Janus.

It do not work with the rectangular brake cylinder installed on some gliders (Ref: B40-1014). 

This threaded rod is M8 and 186mm long.

It is use for the trim of the Duo Discus, Duo Discus xL, Arcus, Nimbus-4D and Nimbus-4DL. The system on the Arcus edition 2020 is different.

This bold is 6h11x28 mm, DIN 1434 / ISO 22341 and galvanized.

It is at the level of the pilot stick both front and back in the Duo Discus and the Nimbus-4D. With time, it can get rusty. 

It is sold here with its splint: 1,6 x 16, DIN 94 / ISO 1234 galvanized.

This copper seal ring is 10 x 14 x 1,5 , DIN 7603 Form A. 

It is used for the fuel line in the Arcus M and the Ventus-3M. 

It is also used for the brakes system Tost - Magura that you might have on the Discus-2b, -2c and Ventus-2c.

This tension spring is used to maintain the flap handle on the right position. 

On the Janus B and Nimbus-2, it is located near the front seat handle.

Originally, the Janus C, the Nimbus-3D and the Nimbus-4D are using another spring that looks very different (ref B40-2417) and that is located on the back seat cockpit wall. However some gliders have been modified and they are now using this flat spring but near the spar bridge.

Please contact the spare part team for the other reference.

This sealing lid is for the Arcus edition 2020.

It is equipped of a non-return valve.

This sealing is made for the Ventus-3 sealing caps.

Its diameter is 26 mm and the sealing is 4,0mm thick.

This sealing cap is made for the Ventus-3 outer wing.

The plug used for the inner wing is different. You can find it below in the suggested items.

Please note that the first seven Ventus-3 are equipped with a different system.

This sealing cap is made for the Ventus-3 inner wing.

The plug used for the outer wing is different. You can find it below in the suggested items.

Please note that the first seven Ventus-3 are equipped with a different system.