Additional information
| Weight | 55 g |
|---|---|
| Dimensions | 105 × 53 × 13 mm |
£29.99 Original price was: £29.99.£19.99Current price is: £19.99.
Adapter plate for mounting a hook with a certain offset.
Connection to hook: M5 Nyloc nuts, CTC 90mm
Connection to rifle: M5 countersunk holes, CTC 20mm, 70mm and alrogether 90mm
Offset: 20mm or 35mm.
Thick laser sintered Nylon plate, very massive. Polished black surface.
Out of stock
| Weight | 55 g |
|---|---|
| Dimensions | 105 × 53 × 13 mm |
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Extras and spare/replacement parts for the old Scorpion MK4 FT hook system.
Scorpion MK5 extra parts are here: Scorpion FT Hook Extras MK5
Fitting the hook to different stocks: see Scorpion Base Plates

The official WFTF Target Checker (designed by Brian Samson, public domain, printed under the Creative Commons CC0 licence).
“The device is designed to give an equivalent impact force to an airgun pellet hitting the paddle of a target at 5.5 ft/lbs energy (7 Joules). To mimic the effect of a target being shot at with a WFTF legal air rifle at 55 yards.”
Fully assembled and ready to use. High quality 3D-printed PLA/PHA in black and orange colours, stainless steel bolts/nuts.
MK2 2018– Brian’s original design
MK3 2019 – Smaller improvements like easily adjustable depth gauge, wrist strap, killzone diameter checkers etc., see below for more details.
MK4 2020 – Further improvements to resolve all issues of the original design. Re-designed internal parts, spring tension can be fine-tuned with a hex key, free travel length of the probe doubled.
MK4.1 2023 – Further improvements, small modifications, safer trigger etc.
MK4.2 2024 – Morer improvements, re-designed trigger, spring guide etc.
Available colours: Dutch Orange, Ultra Marine Blue, Traffic Red, Leaf Green, Intense Green, Fluorescent Pink, Signal Yellow, Shining Silver and Sky Blue, all with black sides.
Detailed instructions manual (by Scott Hull): download PDF

Adjustable angle scope pointer (10°–90° to the scope tube, two positions). Fits 1″ / 30mm / 34mm / 36mm / 40mm scope tubes, and needs only 10 mm space on the tube. The top is 11.5 mm above the tube in vertical pin position..
For parallax wheels and click turrets.
With stainless steel screws and steel pin. If you need a longer or shaped pin, you can simply replace the original pin with any <1mm wire.
New updated ring design is available. The same function but a better looking ring, scope tube protection, bolt/nut secured against falling out.
The 30/34mm new design pointers are available in a ‘Target’ version i.e. with two pointers, one for the elevation turret and another on on the side for the windage turret.
For more features and combinations with other scope ring features see Every Possible (And Impossible) Scope Ring Combination.

Precision trigger for the following rifles:
The trigger can be ordered with a wide variety of different trigger blades on a bundle price (they can be ordered later on full price here: FlexiPoint spare blades).
Offset 0-10mm to both sides. If you need a trigger with more offset (up to 46 mm!) and much more adjustment options, check out my Flexipoint trigger.

NEW DESIGN: The MK5 version of the well known FolloWing and SteadyWing systems.
These parts are actually the very same as the upper wings of the Scorpion MK5 FT Hook, and have a massive adapter that connects them to the original hook.
Adapters in stock:
Adapters available on backorder:
If you can’t wait a couple of weeks for the backorder, you may consider ordering the hook extension with the ‘Universal Converter’ and add an old style FolloWing adapter to the cart.
All versions come with appropriate stainless steel bolts and nuts and are ready to connect to your hook.

Folding bipod, made of quality materials. Body: black or silver anodised aluminium alloy, legs: 5mm stainless steel with 20mm black plastic balls.
Long legs (12.5cm = 5″ between the ground and the rifle’s stock)
Fits to all rifles with standard accessory rail or similar (AirArms, Anschütz, Walther, Steyr, Feinwerkbau, Hämmerli etc.)
Sorry this product is discontinued but now I have two black ex demo pieces available, been used for a couple of competitions, photo sessions and as a demo when selling other ones on international competitions. In excellent condition, only with a few marks from being mounted onto a rifle.
These are the very last ones of the JOPA series.
Check out my new Atlas Extra Wide FT Bipod

Upper wing extension for FT butt-hooks – The last ones!
All versions come with appropriate stainless steel bolts and nuts and are ready to connect to your hook.
NEW FolloWing MK5 / SteadyWing MK5 design is available now

Special T-rail for all (old MK4 and new MK5 design) Scorpion hooks with an integrated inline monopod.
Available on a discounted price when bought with a new MK5 Scorpion hook.
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