| SB-4000 | Wakefield Thermal | 35,000 | ALVES ZERO BACKLASH U-JOINT | 
                                                                    
                                        | SB-4090-L | Artisan Power | 200 | Motorola / Symbol WT-4090 & 4070 | 
                                                                    
                                        | SB-4090-LE | Artisan Power | 200 | Motorola / Symbol WT-4090 & 4070 | 
                                                                    
                                        | SB-4102 | Aearo Technologies, a 3M company | 19,746 | SHOULDER SCREW PHILLIPS #6-32 | 
                                                                    
                                        | SB-4105 | Aearo Technologies, a 3M company | 8,536 | SHOULDER SCREW PHILLIPS M3X0.5 | 
                                                                    
                                        | SB-4107 | Aearo Technologies, a 3M company | 19,116 | MACHINED PHILLIPS M3.5X0.5 | 
                                                                    
                                        | SB-4114 | Aearo Technologies, a 3M company | 16,244 | SHOULDER SCREW PHILLIPS M4X0.7 | 
                                                                    
                                        | SB-4118 | Aearo Technologies, a 3M company | 1,340 | MACHINED PHILLIPS #6-32 | 
                                                                    
                                        | SB-4270-N | Artisan Power | 200 | Motorola / Symbol LS-4278 and DS | 
                                                                    
                                        | SB-4420-L | Artisan Power | 200 | Datalogic / PSC Falcon 4410, 442 | 
                                                                    
                                        | SB-4820-L | Artisan Power | 200 | Honeywell 3820, 4820, 6320 & Xen |