this shop never dissapont. order on 11 May, received on 22 May (11 days only!) Weights are accurate. Currently im also using same roller (21 grams) bought from this store for my Xmax 30p. Price very reasonable. Mileage 3500km already. So far, so good.
I ordered 19, 20 and 21g sets. The seller sent two 19g set, 21g set and no 20g set. Otherwise all good.