Bath wing Ruaridh McConnochie will miss England's second Rugby World Cup warm-up match against Wales on Saturday.
Number eight Taulupe Faletau is back with Wales' World Cup training squad after a "frustrating" long-term absence through injury.
Northampton Saints sign hooker Michael van Vuuren from Premiership rivals Bath.
The 2019-20 Premiership season will start with Bristol hosting West Country rivals Bath on Friday, 18 October.
Audio & Video
Bath's Bristol Bears-bound lock Dave Attwood speaks to BBC Points West ahead of Saturday's game against his future side.
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