Length of the plastic section of the aliplug (where you press in the bubble) is 7mm.
Super Alliplugs Greenhouse Bubble Wrap Insulation Clips & Washers 50 Pack Frame
Super Alliplugs Secure Bubble Wrap Insulation to Greenhouse Frames Pack Of 50pcs
Alliplugs Greenhouse Bubble Wrap Insulation Clips & Washers 50 Pack Frame Secure
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SupaGarden Super Alliplugs Pack 50 SGS295
