Made up two soft shackles following this video.
I kept the inner section of the pen that they use as a splicing fid and taped the line to the end of the pen. Slide the core over the pen rather than trying to push the pen.
Not too hard just take your time doing the 'diamond knot'
I got the 5mm 12 strand UHMWPE from Wet Teck Rigging on eBay $4.50/ m delivered
