OFFCUP Robotic Lawnmower Ground Spikes, 100 Pieces

Pieces: OFFCUP robotic lawnmower ground spikes are a 100-piece plastic set for securing boundary cable, with the listing specifying support for cable diameters from 0.1 to 3.8 mm. They may also suit other garden lines and covers, but their short 8.5 cm length is best considered for light-duty anchoring rather than assumed suitable for every task.

At a glance

Hooked heads are intended to hold robotic mower boundary cable in place.
The listing specifies cable diameters from 0.1 to 3.8 mm and names several mower brands as examples of compatibility.
A rubber hammer is suggested for installation.
Other claimed uses include securing nets, hoses, covers and artificial grass.

Price

£8.49Save 15%

Reference price: ~~£9.99~~

Price checked: 13 Nov 2026

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Pros and cons

Pros

The 100-piece pack offers many anchors for laying or repairing a boundary line.
The specified cable-diameter range gives buyers a concrete compatibility check.
Plastic construction avoids the issue of metal corrosion, although no service-life testing is supplied.

Cons

At 8.5 cm long, these are short ground anchors and may be less suited to applications needing deeper anchoring.

Technical specifications

9 specifications

Identity and contents
Brand	OFFCUP
Number of spikes	100

Dimensions and installation
Dimensions listed	8.5L x 8.5W centimetres
Length per spike	8.5 cm
Weight listed	0.33 Kilograms
Compatible cable diameter claimed	0.1 to 3.8 mm

Materials and finish
Material listed	Plastic
Colour	100pcs Black

Suggested uses
Recommended uses listed	Fixing boundary lines for robotic lawn mowers, protecting plants from frost, securing nets, drip hoses, tents, garden hoses, cables, cutting lines, tarpaulins, and artificial grass

What to know before buying

Listing details to confirm

The listing describes 8.5 cm as the length of each spike, but its separate dimensions field gives 8.5L x 8.5W centimetres, an inconsistent description of the product's dimensions. Treat 8.5 cm as the claimed length and check the size if exact fit matters. The stated strength and weather resistance are manufacturer claims, not independently confirmed performance.

Who is it for?

A good fit for

Robotic mower owners needing plastic pegs to hold boundary cable on a lawn.
Gardeners looking for short stakes to help secure lightweight nets, hoses or covers, subject to suitability for the material and ground.

Less suited to

Buyers who need long or heavy-duty anchors for demanding ground conditions.
Anyone needing independently confirmed durability or a tested fit for a particular mower cable.

OFFCUP Robotic Lawnmower Ground Spikes, 100 Pieces · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5

5 stars82%82%
4 stars12%12%
3 stars4%4%
2 stars1%1%
1 star1%1%

Customer feedback highlights perceived good quality and value for money. The supplied rating distribution is largely in the five-star category, with a smaller share of lower ratings, but it does not explain the reasons behind individual ratings. For buyers fixing boundary cable, this is encouraging feedback rather than proof of durability, fit or performance in a particular soil type.