A3440 for star head obstacle detection motor only A3439 for star head obstacle detection motor only A3438 for star head obstacle detection motor only A3501 Mounting plate for 59mm motors A3409W Ziptrak Easy Mount A3005 most popular bracket for external awning systems A3405 for Internal 50mm motor A3304 for 40mm Motors A3415 for roller shutters (comes with 50mm motors) A3320 JAI adaptor 40mm A3420 JAI adaptor 40 + 50mm A3310 Blindware Adaptor 40mm