RC World Ltd 4 Stroke Spares

Locknut Set FS40/48/52 Surpass

Price: £9.50 (Including VAT at 20%)

Quantity:

Thread is 1/4UNF -28

An O.S. Safety Propeller Locknut assembly prevents the propeller from being thrown - even if it becomes loose in operation. Particularly suitable for medium to larger four strokes and essential for engines that are prone to kicking the prop free due to a backfire.

Locknut for Spinner FS52 Surpass

Price: £13.90 (Including VAT at 20%)

Quantity:

1/4 UNF Threaded Locknut for FS52 Surpass or similar. The lock nut has a 12mm extended portion to allow an M4 bolt to be threaded into the front to accept a spinner bolt.

Related products:

1. M4 Cap Head Bolts

Locknut Set FS70/91S/91FX

Price: £15.60 (Including VAT at 20%)

Quantity:

Thread is 5/16UNF -28

OS Valve Adjusting Tool Kit FS/FT

Price: £7.50 (Including VAT at 20%)

Quantity:

A complete set of relevant tools for adjusting the valves on all O.S. four strokes. The kit comes in a tough plastic case and includes:

• 0.04mm Feeler Gauge

• 1.5mm Hexagon Key

• 0.10mm Feeler Gauge

• 5.0mm Wrench

• Screwdriver

OS Needle Valve Extension Cable Set FT

Price: £3.50 (Including VAT at 20%)

Quantity:

A needle valve extension that allows the main needle to be adjusted when the engine is installed in a cowled model. Manufactured from flexible stranded wire so that the needle is protectedfrom vibration damage.