Futaba FSH10 Servo Grommets Round (Set of 20) Set includes 20 round servo grommets made of rubber. Specs: .250 OD .125 ID .167 Height updated jpg 10/21/13 Set includes 20 round servo grommets made of rubber. Specs: .250 OD .125 ID .167 Height updated jpg 10/21/13 Set includes 20 round servo grommets made of rubber; Specs: .250 OD .125 ID .167 Height updated jpg 10/21/13