Hi Simon,
Many thanks for your detailed response. Gives me plenty to think about and I anticipate making positive progress within the next few weeks.
Regards,
Terry.

I have a Cliff Charlesworth ASK18 1/4 scale (4 metres) Sailplane and wish to add a pylon on top for electric power take-off and climb to height. It weighs 9lbs at present and adding the weight of power pod, battery etc I anticipate a total of about 10 lbs. What motor esc combination should I fit? I'...

I have a Cliff Charlesworth ASK18 1/4 scale (4 metres) Sailplane and wish to add a pylon on top for electric power take-off and climb to height. It weighs 9lbs at present and adding the weight of power pod, battery etc I anticipate a total of about 10 lbs. What motor esc combination should I fit? I'...

Thankyou Andy for the response. I will proceed with the four bolt system as designed and bear in mind your experience and advice.
regards,
Terry Masters.

I have a new 40 cc petrol engine which is designed for a four bolt fixing of the prop with a central spigot of 10 mm dia. I hear reports of the bolts shearing and also the prop bursting where the bolt holes are drilled through the hub. Do I, must I bite the bullet and modify the fixing to one centra...

I notice that when an item has been sold it is often left on the site under the "for sale" heading. Why not remove it after say 2 days oytherwise, one day, the site will be full of sold items.
Terry Masters 2888