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3/8" Turnbuckle Link + Nuts Adjustment: 170mm-200mm UNF Linkage

3/8" Turnbuckle Link + Nuts Adjustment: 170mm-200mm UNF Linkage exclusively from McGill Motorsports. McGill Turnbuckle Linkages are constructed from Carbon Steel 1045 (C45) and are zinc plated for corrosion resistance. The linkages are internally threaded right hand at one end and left hand at the other to make them adjustable in length without having to remove the bolts from the rod ends.
Product Code: TURNKIT_3/8_N120
FREE UK 1st Class Delivery
International and Next-Day shipping details

3/8" UNF Turnbuckle Link 170mm - 200mm + Nuts

For use with UNF Rod Ends

Carbon Steel, Zinc Plated Linkage 120mm Long

Outer Diameter: 16mm



McGill Turnbuckle Links are internally threaded right hand at one end and left hand at the other to make them easily adjustable in length without having to remove the bolts from the rod ends. These linkages are manufactured to be within excellent tolerances. These are commonly used for motorsport when making links such as drop links, adjuster bars, steering arms etc.

Product Design

  • 120mm turnbuckle gives 170mm to 200mm centre to centre distance.
  • Oute Diameter: 16mm
  • Made from Carbon Steel 1045 (C45) *
  • Zinc plated to give excellent resistance to corrosion.
  • Ideal for use as gear linkages, anti roll bar droplinks,  4 link kits, ladder bars, steering arms, castor arms, compression struts, watts linkages etc.
  • Save time by using these in place of dilling and tapping out solid steel. 
  • CNC precision machined.
  • Flat spanner size central section for easy adjustment. 
  • Manufactured to within excellent tolerances.

Why use them?

  • Save time and money by using these pre-made link bars.
  • Attractive looking product, nice finish.
  • No need to remove bolts to adjust the linkage length, just simply turn the link bar to either extend or shorten the linkage.
  • Manufactured in a range of lengths to accomodate most requirements.

Exclusive Features

  • Great price & Free 1st Class UK P&P.
  • Excellent quality product.


* Carbon Steel 1045

C45 is a medium carbon steel is used when greater strength and hardness is desired than in the "as rolled" condition. Extreme size accuracy, straightness and concentricity combine to minimize wear in high speed applications. Turned, ground and polished. 

Physical properties (avarage values) at ambient temperature 

Modulus of elasticity [103 x N/mm2]: 205 
Density [g/cm3]: 7.85
Specific heat capacity[J/g.K]: 0.48

To complement these turnbuckle links, we have a range of other products available in our online store. We supply suitable components in a range of imperial and metric sizes.


We remain open to despatch orders daily. Phone lines are also still open and operating as normal.

All UK orders are despatched via Royal Mail 24 or Express Courier Service – please be aware these services are experiencing some delays on occasion.

All international orders are being sent on the day of order with some countries/services experiencing slight delays.

Our showroom is currently closed however we can arrange collection from our premises, please call to arrange.

UK Customers - Shipping

Free 1st class UK delivery with all orders. Depending on item weights and value, orders may be despatched on a recorded signed for service or in some cases upgraded free of charge to a next working day courier service. If you order does not meet the criteria for a free upgrade, you have the option to upgrade to this service for a small charge. Saturday guaranteed services will also be available for orders within the UK at an additional surcharge.


International Customers - Shipping

If you are buying from outside the UK, please continue to the checkout. The site checkout will automatically take your order and calculate the lowest delivery charge depending on the overall weight. You will have express and economy shipping options. If you are ordering from outwith the EU, you will be entitled to the removal of UK VAT, this will be done automatically. If you are a VAT registered company in the EU, you will be entitled for the removal of VAT upon the provision of your Europa VAT number, please contact us direct as the website is not capable of processing this.


Please note: We aim to have all orders with standard delivery placed before 4pm sent on the same day - orders going by courier will need to be placed by 2pm in order to ensure being sent same day, due to our courier collection times.


Payment Methods

You can use your credit/debit card via our secure online server provided by RBS WorldPay. You also have the option of using PayPal to make payment. Alternatively, if you prefer to pay over the telephone, we can accept credit/debit card by this means. Please call us on +44(0)1592 654136 (Mon-Thurs 8am - 5pm, Fri 8am - 5pm, Sat 8am - 12noon). We will also accept payments by bank transfer, cheque or postal order by special arrangement, please contact us for more details.

The above number can also be used for any technical support you may require.

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