The coaches of all 16 national teams have declared their final squads ahead of the penultimate round of the HSBC Sevens World Series in Scotland.

World Series leaders New Zealand have strengthen their side for the European climax in Glasgow and London, recalling leading try scorer Frank Halai and forward Solomon King after both recovered from injury.

Of the 192 players set to compete in the Emirates Airline Glasgow Sevens, 15 will be making their debuts at this level with only New Zealand, Tokyo champions Australia, hosts Scotland and the USA fielding 12 players who all have previous World Series experience.

Pool A – AUS, ENG, USA, KEN

Tokyo winners Australia recall Lewis Holland and Ed Stubbs to their line-up as they set to make it two from two on the Series. In Pool A they face England, USA and Kenya. England make three changes from Tokyo, Chris Cracknell returning from injury, Mark Odejobi and debutant Dan Bibby coming in and Rob Vickerman replacing the retired Greg Barden as captain. Kenya have neither Humphrey Kayange nor Collins Injera and hand a debut to Joseph Oriwo Akumu. USA recall Nick Edwards and Justin Boyd.

Pool B – SAM, NZL, FRA, ESP

Tokyo runner-up Samoa head pool B and will play New Zealand, France and Spain on day one. New coach Faamoni Lalomilo hands out one debut to Alex Samoa, while New Zealand strengthen their side for the Series climax with Gordon Tietjens bringing in Frank Halai, who has 27 tries so far this season, and powerful forward Solomon King. France welcome back Jean Baptiste Gobelet and hand a debut to Teddy Thomas, while Spain include Nick Marshall for the first time, on their first outing since winning core team status for the next season in Hong Kong.

Pool C – FJI, ARG, POR, ZIM

In Pool C New Zealand’s closest World Series challengers Fiji start with games against Argentina, Portugal and Zimbabwe. The Fijians give debuts to Timoci Vakadranu and Niko Biu Verekauta, Argentina include debutant Franco Sabato, Portugal name Vasco Mendes for the first time and Zimbabwe give first caps to James Forrester and Kilvan Magunje.

Pool D – RSA, SCO, WAL, RUS

Hosts Scotland line up in Pool D and face three tough matches against South Africa, Wales and Russia. Scotland coach Graham Shiel has recalled former Sevens captain Scott Ridell and two Scotland A wings in John Houston and Jim Thompson. Wales hand debuts to Tom Grabham and Sion Bennett, while Rhys Shellard takes over as captain in the absence of Richie Pugh. South Africa name five changes from Tokyo with Philip Burger returning to the fray after a five-year absence to help plug the gap left by the injured Sevens Player of the Year, Cecil Afrika. There are also three debuts for Ryan Nell, Jamba Ulengo and Clayton Blommetjiies.