The galvanized steel Universal Monopole Antenna Platform is designed to meet a wide variety of antenna mounting applications and is available with optional handrails. The Platform can accommodate pole diameters from 11" to 60". This design requires the use of the 2121LD Saddle Brackets and the 2123LD series of Antenna Mounts which are ordered seperately.

Image Item Description Weight Price Unit Qty
2123-8 8' Monopole Platform; Monopole saddle bracket, crossover plates & antenna mount pipes sold seperately; Saddle Bracket & 2123-*-HMTKIT for Antenna Mounts** 1794 lbs. $0.00* EA
2123-8HR-1130-1296 8' Monopole Platform Kit with Handrails; includes (1) ALT Part #2123-8 8' Platform with Handrail Kit, (12) crossover plates, & (12) 96" antenna mount pipes 2037 lbs. $8,150.00* EA
2123-8HRKIT Handrail Kit for 8' and 10' Monopole Platform (ALT part #2123-8 & #2123-10); **Requires a minimum of (3) ALT Part #2123-*-HRMTKIT Antenna Mount Pipe Assemblies/per face; Antenna mount pipe assemblies are sold separately 294 lbs. $0.00* EA
2123-10 10' Monopole Platform; Monopole saddle bracket, crossover plates & antenna mount pipes sold seperately; Saddle Bracket & 2123-*-HMTKIT for Antenna Mounts** 1902 lbs. $0.00* EA
2123-10HR-1130-1296 10' Monopole Platform Kit with Handrails; includes (1) ALT Part #2123LD-10 10' Platform with Handrail Kit, (12) crossover plates, & (12) 96" antenna mount pipes 2498 lbs. $8,250.00* EA
2123-10HRKIT Handrail Kit for 10' Monopole Platform (ALT part #2123-10); **Requires a minimum of (3) ALT Part #2123-*-HRMTKIT Antenna Mount Pipe Assemblies/per face; Antenna mount pipe assemblies are sold separately 297 lbs. $0.00* EA
2123-12 12' Monopole Platform; Monopole saddle bracket, crossover plates & antenna mount pipes sold seperately; Saddle Bracket & 2123-*- HMTKIT for Antenna Mounts** 2008 lbs. $0.00* EA
2123-12HR-1130-1296 12' Monopole Platform Kit with Handrails; Includes (1) ALT Part #2123-12 12' Platform with Handrail Kit, (12) crossover plates, & (12) 96" antenna mount pipes 2602 lbs. $8,450.00* EA
2123-12HRKIT Handrail Kit for 12' Monopole Platform (ALT part #2123-12); **Requires a minimum of (3) ALT Part #2123-*-HRMTKIT Antenna Mount Pipe Assemblies/per face; Antenna mount pipe assemblies are sold separately 334 lbs. $0.00* EA
2123LD-8 8' Monopole Platform; fits 2121LD-1130 saddle bracket only, crossover plates, saddle bracket & antenna mount pipes sold seperately; **requires ALT Part #2121LD-1130 Saddle Bracket & 2123LD-8*-MTKIT for Antenna Mounts** 830 lbs. $2,495.00* EA
2123LD-8HR 8' Monopole Platform with Handrails; fits 2121LD-1130 monopole saddle bracket, crossover plates & antenna mount pipes sold seperately; **requires ALT 2121LD-1130 Saddle Bracket & 2123LD-*-HRMTKIT for Antenna Mounts** 1090 lbs. $2,960.00* EA
2123LD-8-2447 8' Monopole Platform; fits 2121LD-2447 and 4460 saddle brackets, crossover plates, saddle brackets & antenna mount pipes sold seperately; **requires ALT Part #2121LD-* Saddle Bracket & 2123LD-8*-MTKIT for Antenna Mounts** 1065 lbs. $3,155.00* EA
2123LD-8HR-2447 8' Monopole Platform with Handrails; fits 2121LD-2447 and 2121LD-4460 saddle brackets; crossover plates, saddle brackets & antenna mount pipes sold seperately; **requires ALT 2121LD-2447 or 4460 Saddle Bracket & 2123LD-*-HRMTKIT for Antenna Mounts** 1290 lbs. $3,875.00* EA
2123LD-8HRKIT-2447 Handrail Kit for 8' Monopole Platform; fits 2123LD-8-2447 platform only; **Requires a minimum of (2) ALT Part #2123LD-*-HRMTKIT Antenna Mount Pipe Assemblies/per face; Antenna mount pipe assemblies are sold separately 224 lbs. $720.00* EA
2123LD-8HR-1130-1296 8' Monopole Platform Kit With Handrails; includes (1) ALT Part #2123LD-8 8' Platform, (1) ALT Part #2121LD-1130 Saddle Bracket, fits 11"-30" diameter poles (12) crossover plates & (12) 96" antenna mount pipes 1736 lbs. $5,565.00* EA
2123LD-8HR-2447-1296 8' Monopole Platform Kit; includes (1) ALT Part #2123LD-8 8' Platform, (1) ALT Part #2121LD-2447 Saddle Bracket, fits 24"-47" diameter poles (12) crossover plates & (12) 96" antenna mount pipes 2200 lbs. $6,755.00* EA
2123LD-8HR-4460-1296 8' Monopole Platform Kit; includes (1) ALT Part #2123LD-8 8' Platform, (1) ALT Part #2121LD-4460 Saddle Bracket, fits 44"-60" diameter poles (12) crossover plates & (12) 96" antenna mount pipes 2310 lbs. $6,990.00* EA
2123LD-8HRKIT Handrail Kit for 8' Monopole Platform; fits 2123LD-8 platform only; **Requires a minimum of (2) ALT Part #2123LD-*-HRMTKIT Antenna Mount Pipe Assemblies/per face; Antenna mount pipe assemblies are sold separately 141.60 lbs. $465.00* EA
2123LD-12 12' Monopole Platform; Monopole saddle bracket, crossover plates & antenna mount pipes sold seperately; **requires ALT Part #2121LD-* Saddle Bracket & 2123LD-*-MTKIT for Antenna Mounts** 937 lbs. $2,995.00* EA
2123LD-12-1130-72 12' Monopole Platform Kit; includes (1) ALT Part #2123LD-12 12' Platform, (1) ALT Part #2121LD-1130 Saddle Bracket, (12) crossover plates & (12) 72" antenna mount pipes 1555 lbs. $4,939.00* EA
2123LD-12-1130-1296 12' Monopole Platform Kit; includes (1) ALT Part #2123LD-12 12' Platform, (1) ALT Part #2121LD-1130 Saddle Bracket, (12) crossover plates & (12) 96" antenna mount pipes 1636 lbs. $5,059.00* EA
2123LD-12HR 12' Monopole Platform with Handrails; monopole saddle bracket, crossover plates & antenna mount pipes sold seperately; **requires ALT Part #2121LD-* Saddle Bracket & 2123LD-*-HRMTKIT for Antenna Mounts** 1116 lbs. $3,490.00* EA
2123LD-12HRKIT Handrail Kit for 12' LD Monopole Platform (ALT part #2123LD-12); **Requires a minimum of (3) ALT Part #2123LD-*-HRMTKIT Antenna Mount Pipe Assemblies/per face; Antenna mount pipe assemblies are sold separately 179 lbs. $495.00* EA
2123HD-8HR-1130-1296 HD 8' Monopole Platform Kit With Handrails; includes: 1) 2123LD-8HR-1130-1296 1) 2121LD-1130 1) 2123HD-KSK 2,245.50 lbs. $7,502.00* EA
2123HD-12HR-1130-96 12' Heavy Duty Monopole Platform Kit with Handrails and Double Ring Support; fits monopole size 11"OD thru 30" OD; kit includes (1) 2123LD-12HR Platform with Handrail Kit, (2) 2121LD-1130 Saddle Brackets, (1) 2123HD-KSK platform support kit, (3) radio mount brackets, (6) radio antenna pipes, (24) crossover plates, (12) 96" antenna mount pipes 2749 lbs. $7,960.00* EA
2123HD-KSK Monopole Platform Kicker Support Kit; Kit of (3); kit includes (3) brackets with hardware to bolt to saddle bracket, (6) support angles and (3) brackets and hardware to bolt to a 4-1/2" OD platform support arm; monopole saddle bracket sold seperately 283.50 lbs. $1,050.00* EA
2123HD-KSK-3 Support Mount Bracket with TB.2 17.47 lbs. $110.00* EA
2123HD-RMK Platform Radio Mounting Kit; Kit includes (2) 6' radio mount pipes, (1) mount bracket and necessary hardware 66 lbs. $170.00* EA

* Pricing subject to change on this item

**Product received may vary from photo

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