Harken Removable Padeye 2.2 T Stainless Steel Assembly (HC7343). 
 Harken offers a variety of removable padeyes for blocks from 57 mm Black Magic®, to custom blocks with maximum working loads of 50,715 lbs (23,000 kg). Bases swivel so padeyes align to the load.
 Technical Description
     HC7340
  HC7327
  2 1/4 in
 57 mm
  2 1/4 in
 57.15 mm
  4.5 oz
 127 g
  9.6 oz
 272 g
  5007 lb
 2270 kg
  M6 mm x 4
  627