A compact unbranded D-lock closed around a bicycle frame and a stand at dusk.Illustrative image

OnGuard · D-lock

OnGuard Pitbull DT 8005

The Pitbull with a cable in the box. The cable isn’t Diamond.

Diamond (ordinary bikes)

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The same Diamond D-lock as the STD, with a cable and frame mount in the box. The cable itself is not Sold Secure graded.

Last checked: 28 October 2026.

Assessment based on published specs and Sold Secure grades

Choose the Pitbull DT 8005 when you want Sold Secure Diamond on the D-lock, plus a cable and frame mount in one box at about 1.6kg. Lock the frame with the graded D-lock — the cable is not Diamond. Prefer the lighter STD 8003 if you already have a cable or do not need one.

Verdict

We’d choose this when you want the STD Pitbull’s Diamond D-lock and you also want a wheel cable in the same box. The D-lock is Sold Secure Diamond for ordinary bikes. The cable isn’t part of that grade — same rule as the Mini-7’s cable. Specs: 1.6kg, 14 mm, 115 × 230 mm, a frame mount, five keys. If you don’t need the cable, the STD is lighter.

If you’re still matching grade, fit and carry, start with how to choose a bike lock.

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Weight
1.6kg
Sold Secure
Diamond
Locking area
115 × 230 mm
Shackle
14 mm

It’s worth confirming the grade on Sold Secure’s approved product search before you buy. Search for OnGuard Pitbull DT 8005.

Who this suits

  • Diamond on the D-lock, plus a wheel cable, in one box
  • Commuters who want a frame mount and won’t buy a cable separately
  • Quick-release front wheels, as long as the D-lock still holds the frame

Less suitable if

  • You don’t need a cable — the STD is the same D-lock, lighter
  • You were going to lock the bike with the cable alone
  • The policy names e-bike Diamond and you haven’t checked this model

This is the STD Pitbull with extras. The D-lock is the graded product. The cable is for a quick-release wheel or a helmet if you must, and it isn’t Sold Secure Diamond. If a listing photo makes the whole kit look approved, ignore the photo and lock the frame with the D-lock.

The cable is not Diamond

The shackle matches the STD: 14 mm, 115 × 230 mm. Measure your stand plus the frame tube. If 230 mm already fails, the LS 8002 is the long Pitbull. The ordinary-bike grade is Diamond; there’s no e-bike grade listed.

Same shackle as the STD

The frame mount is in the box, at 1.6kg, with five keys. There’s no anti-grinder claim listed. If Gold is enough, the Evolution Mini-7 sits in the same weight band with a cable. If you need Diamond without the cable, choose the STD. If you need Diamond for an e-bike policy, check this model on Sold Secure — the X1 is Diamond for both.

What you get in the box, and what is graded

The DT 8005 is a Pitbull D-lock with a 14 mm shackle, a frame mount, five keys and a looped cable. Sold Secure lists the D-lock as Diamond for ordinary bikes. The cable is not part of that grade.

This matters because a Diamond grade is the reason most people choose a Pitbull. The D-lock should always hold the frame to the stand. The cable is for a quick-release wheel or a saddle, where a thief would otherwise just lift the part off.

DT 8005 or STD 8003: the weight of the cable

The DT is listed at 1.6kg and the STD at 1.44kg. The cable and its loops cost you about 0.16kg, roughly 11% more to carry. The shackle, locking area and mount are the same.

If both your wheels are bolted on, or you already own a cable, the STD gives you the same Diamond D-lock for less weight. If your front wheel is quick-release and you would otherwise buy a separate cable, the DT saves you a purchase and keeps everything in one box.

  • Quick-release front wheel, no cable yet: the DT 8005 makes sense.
  • Bolted-on wheels or a cable you already own: the STD 8003 is the lighter choice.
  • Stand too fat for 230 mm: the LS 8002 is the long Pitbull.

Using the 115 × 230 mm locking area well

At 115 mm wide, this Pitbull is roomier than the 83 mm compact locks. Say your stand is a square street post about 60 mm across and your seat tube is about 32 mm (example figures; measure your own). Side by side, that is 92 mm, leaving about 23 mm across, and along the 230 mm length there is space for a rear rim as well. Keep the 14 mm shackle filled so there is little room for a jack.

The trade-off is that spare space gives a thief room for a lever or jack. Fill the shackle as much as you can: frame and rear wheel together, tight to the stand, with the keyway facing down. Thread the cable through the front wheel and back into the D-lock.

Insurance and e-bikes

Sold Secure grades ordinary bikes and powered bikes in separate tests. We haven’t found an e-bike grade for this model, so if your policy names e-bike Diamond, check the exact listing on Sold Secure’s approved products search before you rely on it. The Litelok X1 is Diamond for both. OnGuard’s specs are on onguardlock.com. We haven’t cut or tested this lock; the figures are the published ones.

The numbers

The weights, grades and sizes below come from the maker and from Sold Secure. If a figure’s missing, we’d rather leave the cell blank than guess.

Grade
Sold Secure (ordinary bikes)Diamond
Maker says it resists grindersNo
Size and weight
TypeD-lock
Shackle14 mm
Locking area115 × 230 mm
Weight1.6kg
In the box
Frame mountYes
Cable includedYes
Keys5

It’s worth confirming the grade on Sold Secure’s approved product search before you buy. Search for OnGuard Pitbull DT 8005.

Other options

Common questions

Is the cable Sold Secure Diamond?

No. The D-lock is the graded product. Use the cable for a quick-release wheel. Lock the frame with the D-lock.

DT or STD 8003?

Same 14 mm shackle, same 115 × 230 mm locking area, same mount. The DT is listed at 1.6kg with a cable. The STD is 1.44kg with no cable. Choose the STD unless you want that cable in the box.

Pitbull DT or Evolution Mini-7?

The Mini-7 is Gold, 1.61kg, a mount and a cable — and the cable isn’t Gold. The DT is Diamond on the D-lock, 1.6kg, a mount and a cable — and the cable isn’t Diamond. If Gold meets the policy, you’d usually take the Mini-7.

Will insurers treat the cable as Diamond?

No. Match the graded D-lock to the policy, then use the cable as an extra. We don’t keep a live insurer list.

If you haven’t measured your stand yet, start with how to choose a bike lock. You can compare the shortlist on best bike locks UK, or read D-lock vs chain. For the differences between lock types, see bike lock types explained, and for sizing, see shackle size and lock security. For how the research is put together, see how we research.

In short

A Diamond-rated Pitbull D-lock with a mount and a cable for a quick-release wheel, at 1.6kg. Lock the frame with the D-lock, not the cable. If you don’t need the cable, the STD 8003 is the same lock and 0.16kg lighter.

Prices and stock on Amazon can change, so it’s worth a check on the day you click through.

All reviews
OnGuard Pitbull DT 8005Diamond (ordinary bikes)See on Amazon